| 1 | 环境 | 環境 | huán jìng | huan2 jing4 | environment; circumstances; surroundings; Classifiers: 个 ; ambient | | |
| 2 | 环节 | 環節 | huán jié | huan2 jie2 | (zoology) segment (of the body of a worm, centipede etc); (fig.) a part of an integrated whole: aspect (of a project), element (of a policy), sector (of the economy), stage (of a process), etc | | |
| 3 | 环 | 環 | huán | huan2 | ring; hoop; loop; (chain) link; classifier for scores in archery etc; to surround; to encircle; to hem in; surname Huan | | |
| 4 | 环境保护 | 環境保護 | huán jìng bǎo hù | huan2 jing4 bao3 hu4 | environmental protection | | |
| 5 | 环绕 | 環繞 | huán rào | huan2 rao4 | to surround; to circle; to revolve around | | |
| 6 | 环境污染 | 環境污染 | huán jìng wū rǎn | huan2 jing4 wu1 ran3 | environmental pollution | | |
| 7 | 环状 | 環狀 | huán zhuàng | huan2 zhuang4 | annular; toroidal; loop-shaped; ring-like | | |
| 8 | 环磷酰胺 | 環磷酰胺 | huán lín xiān àn | huan2 lin2 xian1 an4 | cyclophosphamide (medication) | | |
| 9 | 环香 | 環香 | huán xiāng | huan2 xiang1 | incense coil | | |
| 10 | 环带 | 環帶 | huán dài | huan2 dai4 | clitellum (worm anatomy) | | |
| 11 | 环翠区 | 環翠區 | huán cuì qū | Huan2 cui4 qu1 | Huancui district of Weihai city 威海市 , Shandong | | |
| 12 | 环状列石 | 環狀列石 | huán zhuàng liè shí | huan2 zhuang4 lie4 shi2 | circular standing stones | | |
| 13 | 环城 | 環城 | huán chéng | huan2 cheng2 | encircling the city (of walls, ring road etc); around the city | | |
| 14 | 环渤海湾地区 | 環渤海灣地區 | huán bó hǎi wān dì qū | huan2 Bo2 hai3 wan1 di4 qu1 | Bohai Economic Rim (economic region including Beijing, Tianjin, Hebei, Liaoning and Shandong) | | |
| 15 | 环比 | 環比 | huán bǐ | huan2 bi3 | Month-on-month | | |
| 16 | 环岛 | 環島 | huán dǎo | huan2 dao3 | roundabout (traffic island); around an island (trip etc) | | |
| 17 | 环保知识 | 環保知識 | huán bǎo zhī shí | huan2 bao3 zhi1 shi2 | Environmental protection knowledge | | |
| 18 | 环保意识 | 環保意識 | huán bǎo yì shí | huan2 bao3 yi4 shi2 | Environmental awareness | | |
| 19 | 环保宣传 | 環保宣傳 | huán bǎo xuān chuán | huan2 bao3 xuan1 chuan2 | Environmental protection promotion | | |
| 20 | 环保行动 | 環保行動 | huán bǎo xíng dòng | huan2 bao3 xing2 dong4 | Environmental Action | | |
| 21 | 环保厅 | 環保廳 | huán bǎo tīng | huan2 bao3 ting1 | (provincial) department of environmental protection | | |
| 22 | 环保筷 | 環保筷 | huán bǎo kuài | huan2 bao3 kuai4 | reusable chopsticks (Tw) | | |
| 23 | 环保局 | 環保局 | huán bǎo jú | huan2 bao3 ju2 | environment protection office; PRC National bureau of environmental protection | | |
| 24 | 环保斗士 | 環保鬥士 | huán bǎo dòu shì | huan2 bao3 dou4 shi4 | an environmental activist; a fighter for environmental protection | | |
| 25 | 环保部 | 環保部 | huán bǎo bù | Huan2 bao3 bu4 | Ministry of Environmental Protection | | |