1--I haven't seen this machine before. What's it used for?
2--It's a really useful piece of equipment. It's for smoothing rough edges. Here let me show you how it works. It's very simple to operate.
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注解:
1.machine機(jī)器
2.equipment設(shè)備
3.operate操作
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譯文:
1--我以前從來沒有見過這個(gè)機(jī)器。它做什么用的?
2--這是設(shè)備上一個(gè)很有用的零件。它是用來修整毛邊的。讓我給你演示一下它是如何工作的。很容易操作的。