be worn out

基本解釋

Visitor B:" Too much work. He must be worn-out."
訪客B：”工作太多。牠一定累垮了。
These shoes haudio-videoe proven to try to be worn-out. They've lequallyted forever.
這些鞋已經(jīng)磨破了。它們撐了永久了。
The invention relates to welding and overlaying and can be used for recovering worn-out parts of pieces like solids of revolution, in particular drill pipes.
本發(fā)明涉及焊接和堆焊，還可以用于修復回轉(zhuǎn)體類型件，特別是鉆桿的磨損部分。
ip.com

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