Mayer's solution
[医] 迈尔氏溶液(磷酸钾、硫酸镁和磷酸钙水溶液,为细菌培养基)
🧩 词语组成解析
🗣️ 情景例句
If the owners don't claim the dog in forty-eight hours,
如果狗的主人在四十八小时内不认领，
The receiver is as bad as the thief.
窝赃者和贼同罪。
Excuse me! Are you from the USA?
对不起，你是美国人吗？