| 阶段 | jiē duàn | stage / section / phase / period / CL:個|个[ge4] |   |
| 时期 | shí qī | period / phase / CL:個|个[ge4] | |
| 局面 | jú miàn | aspect / phase / situation | |
| 段落 | duàn luò | phase / time interval / paragraph / (written) passage | |
| 相位 | xiàng wèi | phase (waves) | |
| 相 |  xiàng | appearance / portrait / picture / government minister / (physics) phase / (literary) to appraise (esp. by scrutinizing physical features) / to read sb's fortune (by physiognomy, palmistry etc) | |
| 期 | qī | a period of time / phase / stage / classifier for issues of a periodical, courses of study / time / term / period / to hope / Taiwan pr. [qi2] | |
| 位相空间 | wèi xiāng kōng jiān | phase | |
| 相态 | xiàng tài | phase (state of matter) | |
| 早期 | zǎo qī | early period / early phase / early stage | |
| 淘汰 | táo tài | to wash out / (fig.) to cull / to weed out / to eliminate / to die out / to phase out | |
| 关节 | guān jié | joint (physiology) / key point / critical phase | |
| 末期 | mò qī | end (of a period) / last part / final phase | |
| 告一段落 | gào yī duàn luò | to come to the end of a phase (idiom) | |
| 后劲 | hòu jìn | energy to continue after the initial phase of an activity / delayed effect | |
| 单相 | dān xiàng | single phase (elec.) | |
| 液相 | | liquid phase | |
| 末世 | mò shì | last phase (of an age) | |
| 初创 | chū chuàng | startup (company, phase etc) / newly established / in the early stages | |
| 导入期 | dǎo rù qī | introductory phase or period | |
| 相图 | xiàng tú | phase diagram (math.) / phase portrait | |
| 相位差 | xiàng wèi chā | phase difference | |
| 倒相 | dào xiàng | phase reversal / phase inversion | |
| 分相 | fēn xiàng | split phase (elec.) | |
| 埃迪卡拉 | Aī dí kǎ lā | Ediacaran (c. 635-542 million years ago), late phase of pre-Cambrian geological era | |
| 埃迪卡拉纪 | Aī dí kǎ lā jì | Ediacaran period (c. 635-542 million years ago), late phase of pre-Cambrian geological era | |
| 季世 | jì shì | final phase / end of a historical era | |
| 末篇 | mò piān | final installment / last phase / end | |
| 末造 | mò zào | final phase | |
| 相平面 | xiàng píng miàn | phase plane (math., ordinary differential equations) | |
| 相空间 | xiàng kōng jiān | phase space (math., ordinary differential equations) | |
| 相角 | xiàng jiǎo | phase angle | |
| 艾迪卡拉 | Aì dí kǎ lā | Ediacaran (c. 635-542 million years ago), late phase of pre-Cambrian geological era / also written 埃迪卡拉[Ai1 di2 ka3 la1] | |
| 震旦纪 | zhèn dàn jì | Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era | |
| 黄体期 | huáng tǐ qī | luteal phase (period in the menstrual cycle when an embryo can implant in the womb) | |
| 过渡阶段 | guò dù jiē duàn | transition phase | |
| 同步的 | tóng bù de | phased / in phase | |
| 一致的 | yī zhì de | phased / in phase | |
| 准备阶段 | zhǔn bèi jiē duàn | preparatory phase | |
| 第三阶段研究 | dì sān jiē duàn yán jiū | phase III study | |
| 第二阶段研究 | dì èr jiē duàn yán jiū | phase II study | |
| 第一阶段研究 | dì yī jiē duàn yán jiū | phase I study | |
| 削减阶段 | | drawdown phase | |
| 调整线 | | phase line | |
| 助推段拦截系统 | zhù tuī duàn lán jié xì tǒng | boost phase intercept system | |
| 问责制结构第一阶段项目小组 | wèn zé zhì jié gòu dì yī jiē duàn xiàng mù xiǎo zǔ | Structure of Accountability Phase I Project Team | |
| 巩固阶段 | gǒng gù jiē duàn | consolidation phase / consolidation period | |
| 施工文件编制阶段 | shī gōng wén jiàn biān zhì jiē duàn | construction documents phase / construction documentation phase | |
| 第叁阶段－转移 | | Phase Three - Relocation | |
| 投资阶段 | tóu zī jiē duàn | investment phase | |
| C 阶段 | C jiē duàn | design phase / phase C | |
| 位相角 | | phase angle | |
| 拟定研究 | nǐ dìng yán jiū | Definition Study / phase B | |
| B阶段 | Bjiē duàn | Definition Study / phase B | |
| 关于苏丹和平最后阶段的内罗毕宣言 | | Nairobi Declaration on the Final Phase of Peace in the Sudan | |
| 开办阶段 | kāi bàn jiē duàn | start-up phase | |
| 技术设计阶段 | | design development phase | |
| 粮食安全和人道主义阶段综合分类 | | Integrated Food Security and Humanitarian Phase Classification | |
| 第一阶段－预防 | | Phase One - Precautionary | |
| 第二阶段－限制行动 | | Phase Two - Restricted Movement | |
| 上市后研究 | shàng shì hòu yán jiū | phase IV study / post-marketing study | |
| 第四阶段研究 | dì sì jiē duàn yán jiū | phase IV study / post-marketing study | |
| 初步可行性研究阶段？ | | pre-feasibility phase | |
| 复原阶段 | fù yuán jiē duàn | recovery phase | |
| 重质非水相液体 | | dense non-aqueous phase liquid | |
| 轻质非水相液体 | | light non-aqueous phase liquid | |
| 主动段上升阶段 | zhǔ dòng duàn shàng shēng jiē duàn | powered ascent phase | |
| 部署阶段 | bù shǔ jiē duàn | deployment phase | |
| 同相的 | | phased / in phase | |
| 转变阶段 | | transition phase | |
| 初步发展和试验阶段 | | Preliminary development and testing phase | |
| 逐步淘汰消耗臭氧层物质 | | phase out of ozone-depleting substances | |
| 研制阶段 | yán zhì jiē duàn | development phase / phase D | |
| D阶段 | Djiē duàn | development phase / phase D | |
| 国际海洋钻探阶段 | | International Phase of Ocean Drilling | |
| 阶段制 | | phase system | |
| 信息社会世界首脑会议突尼斯阶段会议 | | Tunis Phase of the World Summit on the Information Society / Tunis Phase | |
| 突尼斯阶段会议 | | Tunis Phase of the World Summit on the Information Society / Tunis Phase | |
| 苏丹生命线行动第二阶段背景呼吁文件 | | Operation Lifeline Sudan Phase II Background Appeal Document | |
| 气相化学还原法 | | gas phase chemical reduction | |
| 发作阶段 | | attack phase | |
| 安全计划的阶段 | | security phase | |
| 第五阶段－撤离 | | Phase Five - Evacuation | |
| 第四阶段－方桉中止 | | Phase Four - Programme Suspension | |
| 施工前阶段服务协议 | | Preconstruction Phase Services Agreement | |
| 紧急阶段 | | emergency phase / emergency period | |
| Lg波震相 | | Lg phase | |
| 调相 | tiáo xiàng | phase modulation | |
| 俄期 | é qī | abbr. for 俄狄浦斯期[e2 di2 pu3 si1 qi1], oedipal phase | |
| 俄狄浦斯期 | é dí pǔ sī qī | oedipal phase (psychology) | |
| 阵痛期 | zhèn tòng qī | trying times / painful phase | |
