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
This spring is the origin of the brook.
这泉水是那条小河的源头。
Money is a good servant, but a bad master.
金钱是好的仆役，坏的主人。
In this way Native Americans were forced onto poor land that the settlers did not want.
就这样，美洲土著人被赶到殖民者所不要的贫瘠的土地上去了。