Donovan's solution
[医] 杜诺凡氏溶液, 碘化汞砷溶液
🧩 词语组成解析
🗣️ 情景例句
I'm not sure. I'll have to check.
我不能确定，我必须查一下。
I asked him to clean it for me, but he wouldn't.
我请他帮我清理，但是他不肯。
Look! Everyone's in the garden.
瞧！大家都在花园里。