Dilval
镍铁合金
🗣️ 情景例句
That's a practicable course of action.
那是一个切合实际的行动方案。
The spirit is willing but the flesh is weak.
心有馀而力不足。
The survey revealed a large number of sources of noise that we really dislike.
这个调查显示出很大数目我们不喜欢的噪音源：