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
Well, here's the bottle opener, and here's the flashlight.
哦 ，这是开瓶器 ，这是手电筒。
I was thirty on my last birthday.
我在我最后一个生日时30了。
He had often dreamed of retiring in England and had planned to settle down in the country.
过去他常幻想退休后到英国，并计划在乡间安顿下来。