foreign substance的用法和樣例：
例句
- Milk is put through a clarifier to remove any foreign matter.
牛奶要經過一個澄清器來除去雜質。
- The major problem in fabrication is the control of contamination and foreign materials.
製造中的一個主要問題是如何控制沾染和雜質。
- The foreign matters mainly come from the green coffees which are dry processed and dried on floors.
該等外來物質一般是因為干處理咖啡生豆是在曬場地上晒乾時混入的。
- Avoid damaging effects of foreign matter in the flow by using a strainer ahead of the valve.
為了避免外來物質的破壞作用，要在閥門前面採用一個過濾器。
辭彙搭配
foreign substance的相關資料：
臨近單詞
以上內容獨家創作，受著作權保護，侵權必究
