Cholalin
[化] 胆酸
🗣️ 情景例句
Chairman Mao said it is necessary to drill as much as possible.
毛主席说，反复操练是非常必要的。
An ounce of prevention is worth a pound of cure.
预防胜于治疗。
Don't you think it necessary to have a close study of the contract to avoid anything missing?
你不觉得应该仔细检查一下合同，以免遗漏什么吗？