| 疫 | [ yì ] epidemic, plague |
| 疫區 | [ yì qū ] epidemic area |
| 疫情 | [ yì qíng ] epidemic situation |
| 疫病 | [ yì bìng ] plague, a blight |
| 疫苗 | [ yì ] vaccine |
| ⇒ 三合一疫苗 | [ sān hé yī yì ] DTP vaccination |
| ⇒ 主動免疫 | [ zhǔ dòng miǎn yì ] active immunity |
| ⇒ 人類免疫缺陷病毒 | [ rén leì miǎn yì quē xiàn bìng dú ] human immunodeficiency virus (HIV) |
| ⇒ 免疫 | [ miǎn yì ] immunity (to disease) |
| ⇒ 免疫力 | [ miǎn yì lì ] immunity |
| ⇒ 免疫反應 | [ miǎn yì fǎn yìng ] immune response |
| ⇒ 免疫學 | [ miǎn yì xué ] immunology |
| ⇒ 免疫應答 | [ miǎn yì yìng dá ] immune response |
| ⇒ 免疫法 | [ miǎn yì fǎ ] immunization |
| ⇒ 免疫系統 | [ miǎn yì xì tǒng ] immune system |
| ⇒ 出入境檢驗檢疫局 | [ chū rù jìng jiǎn yàn jiǎn yì jú ] entry-exit inspection and quarantine bureau |
| ⇒ 口蹄疫 | [ koǔ tí yì ] foot-and-mouth disease (FMD), aphthous fever |
| ⇒ 國家質量監督檢驗檢疫總局 | [ guó jiā zhì liàng jiān dū jiǎn yàn jiǎn yì zǒng jú ] AQSIQ, PRC State Administration of Quality Supervision, Inspection and Quarantine |
| ⇒ 放射免疫測定 | [ fàng shè miǎn yì cè dìng ] radioimmunoassay |
| ⇒ 檢疫 | [ jiǎn yì ] quarantine |
| ⇒ 氣霧免疫 | [ qì wù miǎn yì ] aerosol immunization |
| ⇒ 流感疫苗 | [ liú gǎn yì ] flu shot, influenza vaccination |
| ⇒ 減毒活疫苗 | [ jiǎn dú huó yì ] attenuated live vaccine |
| ⇒ 獸疫 | [ shoù yì ] epizootic |
| ⇒ 瘟疫 | [ wēn yì ] epidemic, plague, pestilence, diseased |
| ⇒ 登革疫苗 | [ dēng gé yì ] dengue vaccine |
| ⇒ 羊癢疫 | [ yáng yǎng yì ] scrapie (prion disease of sheep) |
| ⇒ 腺鼠疫 | [ xiàn shǔ yì ] bubonic plague |
| ⇒ 自動免疫 | [ zì dòng miǎn yì ] active immunity |
| ⇒ 自體免疫疾病 | [ zì tǐ miǎn yì jí bìng ] autoimmune disease |
| ⇒ 衛生防疫 | [ weì shēng fáng yì ] epidemic-prevention |
| ⇒ 被動免疫 | [ beì dòng miǎn yì ] passive immunity |
| ⇒ 防疫 | [ fáng yì ] disease prevention, protection against epidemic |
| ⇒ 預防免疫 | [ yù fáng miǎn yì ] prophylactic inoculation |
| ⇒ 鳥疫 | [ yì ] ornithosis |
| ⇒ 鳥疫衣原體 | [ yì yī yuán tǐ ] Chlamydia ornithosis |
| ⇒ 鼠疫 | [ shǔ yì ] plague |
| ⇒ 鼠疫桿菌 | [ shǔ yì gǎn jūn ] Yersinia pestis, the bubonic plage bacillus |
| ⇒ 鼠疫菌苗 | [ shǔ yì jūn ] plague vaccine |