Machining of metals
[机] 切削加工
🧩 词语组成解析
[机] 机制
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
五金
🗣️ 情景例句
It can't go wrong.
不会有问题的。
Textile business has become more and more difficult since the competition grew.
随着竞争的加剧，纺织品贸易越来越难做了。
Why don't you attend an aerobic class?
你为什么不去参加一个有氧健身班呢？