蚊虫 wénchóng mosquito Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 这种药水主要是用来防蚊虫的。 zhè zhǒng yàoshuǐ zhǔyào shì yònglái fáng wénchóng de. This liquid medicine is mainly used to repel mosquitoes and insects. Source: Dong Chinese Dictionary