Dep.
[医] 纯化的, 精制的
🗣️ 情景例句
Thank you, sir.
多谢，先生。
She hesitated about what to do next.
他对下一步干什么拿不定主意。
We are lucky in that only the lower fields, which make up a very small proportion of our farm, are effected by flooding,
值得庆幸的是，只有低洼的受到洪水影响，而低洼地在我们农场比例很小。