1 sentence for 注 (zhù — to flow into)

1. 当蚊虫叮咬时，它将唾液注入皮肤。

   dāng wén​chóng dīng​yǎo shí, tā jiāng tuò​yè zhù​rù pí​fū.

   When a mosquito bites, it injects saliva into the skin.

   Source: CCMatrix