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
I said I'd give her an answer in a few days ...
我说这几天给她回答……
Would you mind handing me that cup?
请把那个杯子递给我，好吗？
It's our favourite subject of conversation.
天气是我们最喜欢谈论的话题。