Tracer milling machine
[化] 靠模铣床
🧩 词语组成解析
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
milling
[['miliŋ]]
n. 磨, 制粉, 轧齿边\\n[化] 混炼
🗣️ 情景例句
Keep out of what doesn't concern you.
不关你的事不要插手。
Full details regarding packing and marking must be strictly observed.
请严格遵守包装及商标的细则。
A young man and a young woman were sitting behind me.
一青年男子与一青年女子坐在我的身后，