Molecular concentration
[化] 分子浓度
🧩 词语组成解析
🗣️ 情景例句
Unfortunately, no.
很遗憾，没有。
The fear of ill exceeds the ills we fear.
杞人忧天，庸人自扰。
Those planning a trip to remote areas, or intending to live in countries where drinking water is not readily available, should know about the various possible methods for making water safe.
那些计划去偏远地区旅行，或在饮用水不现成的国家居住的人，应该知道如何使水适于饮用的各种办法。