scouring

名词 scouring:

1. moving over territory to search for something
2. the act of cleaning a surface by rubbing it with a brush and soap and water
   同义词：scrub, scrubbing

动词 scour:

1. examine minutely
   同义词：scour
2. clean with hard rubbing
   同义词：scrub, scour
3. rub hard or scrub
   同义词：scour, abrade
4. rinse, clean, or empty with a liquid
   同义词：flush, scour, purge

1. She scoured the saucepan with cleanser.
   她用清洁剂把锅擦亮。
2. Something that is scoured off or disposed of; refuse. Often used in the plural.
   垃圾，废物，污物被冲刷或处理掉的东西。常作复数
3. The boilers will have to be scoured out to remove the calcium deposits.
   锅炉内壁要洗刷一下，除去钙质沉淀物。
4. He scoured off the dirt from the floor.
   他擦去地板上的污垢。