a + scrub
scrub 作可数名词，指一次擦洗或刷洗的行为。
The car needs a scrub.
这辆车需要擦洗一下。
灌木丛；矮树丛；低矮植被；手术服；医护制服；取消；撤销；擦洗者；擦洗用具；用旧了的刷子
an act of scrubbing; a thorough cleaning by rubbing with a brush and soap or water
灌木丛或丛林,通常以主要植物命名
A thicket or jungle, often specified by the name of the prevailing plant.
擦洗的实例
An instance of scrubbing.
由矮树或灌木组成的茂密植被。
dense vegetation consisting of stunted trees or bushes
被认为质量低劣或对人类用处不大的植被,通常生长在贫瘠或沙地上；也称为灌木丛
Vegetation judged to be of inferior quality or of little use to humans, though sometimes thick and impenetrable, growing in poor soil or in sand; also, brush.
取消
A cancellation.
用刷子和肥皂水擦洗表面的行为。
the act of cleaning a surface by rubbing it with a brush and soap and water
磨损的刷子
A worn-out brush.
擦洗的人
One who scrubs.
用于擦洗的东西
That which scrubs.
进行手术时穿的衣服
Clothing worn while performing surgery.
由短袖衬衫和裤子组成的医疗制服
Any medical uniform consisting of a short-sleeved shirt and pants (trousers).
I gave the bathroom floor a thorough scrub before the guests arrived.
客人到达前，我把浴室地板彻底擦洗了一遍。
用法提示：这里 scrub 是名词，与 give 搭配构成 give sth a scrub 结构，表示“彻底擦洗”。
After the barbecue, these pots need a good scrub to remove the burnt bits.
烧烤之后，这些锅需要好好刷洗一下，才能去掉烧焦的部分。
用法提示：scrub 作名词，作 need 的宾语，表示“刷洗”这个动作。
A quick scrub with soap and water should get the dirt off your hands.
用肥皂和水快速擦洗一下，应该就能把你手上的污渍洗掉。
用法提示：scrub 作名词，作主语，指“快速擦洗”这一行为。
scrub 作可数名词，指一次擦洗或刷洗的行为。
The car needs a scrub.
这辆车需要擦洗一下。
指医护人员的手术服时，通常用复数形式 scrubs。
Doctors wear scrubs in the operating room.
医生在手术室里穿手术服。
scrub 作不可数名词，指低矮茂密的灌木丛或荒地植被。
They cleared the scrub to build a road.
他们清除了灌木丛来修路。
grammar · medium
易错句子She planted a scrub in front of the house.
正确表达She planted a shrub in front of the house.
表示“一棵灌木、观赏灌木”时用可数名词 shrub；scrub 指成片的低矮植被（多作不可数），不能指单棵植物。中文“灌木”一词兼指两者，所以容易混用。
grammar · medium
易错句子The surgeon changed into a scrub before the operation.
正确表达The surgeon changed into scrubs before the operation.
表示“手术服、医护制服”时要用复数 scrubs，因为这指配套的上衣加裤子；单数 a scrub 只表示“一次擦洗”“擦洗的人”或“刷子”。中文“手术服”不分单复数，学习者容易误用单数。
grammar · medium
易错句子The kitchen floor needs scrub before we cook.
正确表达The kitchen floor needs a scrub before we cook.
表示“一次擦洗”这个动作时 scrub 是可数名词，必须带冠词 a（也可说 needs scrubbing）。中文“擦洗”是动词、无冠词概念，学习者容易把名词 scrub 当成不可数而漏掉冠词。
外科手术服（成套的短袖上衣和裤子）
The surgeons changed into surgical scrubs before entering the operating room.
外科医生进手术室前换上了手术服。
穿着医护服（手术服）
The young doctor was still in scrubs after a long night shift.
值了一整夜班后，那位年轻医生仍穿着手术服。
手术室护士（负责递器械的护士）
The scrub nurse handed the instruments to the surgeon.
手术室护士把器械递给外科医生。
矮栎；低矮的橡树
The dry hillside was covered with scrub oak.
干旱的山坡上长满了低矮的橡树。
把某物好好擦洗一遍
Give the sink a good scrub with hot water and soap.
用热水和肥皂把水槽好好擦洗一遍。
Choose the next layer that will help you use scrub with more confidence.
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Dictionary facts from ECDICT, WIKTIONARY, WORDNET.
硬毛刷；板刷
She cleaned the bathroom tiles with a stiff scrub brush.
她用一把硬毛刷把浴室瓷砖刷干净了。