Cohn's solution
[医] 孔恩氏溶液(培养酵母菌)
🧩 词语组成解析
🗣️ 情景例句
I'd like to say something first.
我想先说几句话。
I'll treat you to dinner.
我想请你吃饭。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。