de-gassed

de-gassed — 動詞

1. to take gas out of a liquid, container, or sealed system, especially so it can b

1.動詞及物B2
釋義

除氣

把容器或液體裡的氣體去掉

to take gas out of a liquid, container, or sealed system, especially so it can be repaired, tested, or used safely.

例句

Before welding, Hassan de-gassed the fuel tank behind the workshop.

焊接前，Hassan 先把工作坊後面的油箱除氣。

de-gassed + fuel tank before repair

The lab de-gassed the water before the team started the pressure test.

實驗室先把水除氣，團隊才開始做壓力測試。

de-gassed + liquid before test

同義詞
  • vent

    broader and less technical; often means letting gas or air escape

  • purge

    more technical; often means clearing a system by flushing it

  • strip

    technical, especially for removing dissolved gas from a liquid

反義詞
  • pressurize

    to add pressure or gas to a closed system instead of removing it

  • carbonate

    to put gas into a drink rather than take it out

文法句型

de-gassed + tank/pipe/chamber/liquid

be de-gassed before + repair/test/process

de-gassed + object + before + next step

用法筆記

Often appears in technical instructions and safety procedures. The object is usually a tank, pipe, liquid, or closed system rather than an open room or outdoor space.

常見錯誤

❌The crew de-gassed the room by opening a window.
✅The crew aired out the room by opening a window.
💡de-gas is mainly used for tanks, pipes, liquids, and sealed systems in technical work.