4 sentences for 消灭 (xiāo​miè — annihilate)

1. 这些害虫必须彻底消灭。

   zhè​xiē hài​chóng bì​xū chè​dǐ xiāo​miè.

   These pests must be completely eradicated.

   Source: Dong Chinese Dictionary

2. 这种杀虫剂能有效消灭多种害虫。

   zhè zhǒng shā​chóng​jì néng yǒu​xiào xiāo​miè duō zhǒng hài​chóng.

   This pesticide can effectively eliminate many types of pests.

   Source: Dong Chinese Dictionary

3. 通过接种牛痘，人类成功消灭了天花。

   tōng​guò jiē​zhòng niú dòu, rén​lèi chéng​gōng xiāo​miè le tiān​huā.

   Through cowpox vaccination, humanity successfully eradicated smallpox.

   Source: Dong Chinese Dictionary

4. 由于采取了有效的防疫措施，天花已被人类消灭。

   yóu​yú cǎi​qǔ le yǒu​xiào de fáng​yì cuò​shī, tiān​huā yǐ bèi rén​lèi xiāo​miè.

   Due to effective epidemic prevention measures, smallpox has been eradicated.

   Source: Dong Chinese Dictionary