be worn out

基本解释

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.
本發明涉及銲接和堆銲，還可以用於脩複廻轉躰類型件，特別是鑽杆的磨損部分。
ip.com

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