4周搞定2000+托福核心词
fluid = flu(流) + id(…的) = 流体的
superfluous = super(在上面) + flu(流) + ous(形容词) = 超过了流出来→多余的；不必要的
nonperishable = non(否定) + peri(周围) + sh(使，造成) + able(能…的) = 不易坏的
polish = poli(擦亮) + sh(使，造成) = 磨光，擦亮
流动→冲洗
flush
常考释义
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
比如说，有一些以昆虫为食的鸟类会被放牧中的牛群赶出草地。
来源于：阅读OFFICIAL17 P3vi. 把(人或动物)驱出;把…赶出
They flushed them out of their hiding places.
他们把他们从藏身之处赶了出来。
The government is determined to flush out the terrorists.
政府决心把恐怖分子从藏身之处赶出来。
For instance, several kinds of birds feed on insects flushed out of the grass by grazing cattle.
比如说，有一些以昆虫为食的鸟类会被放牧中的牛群赶出草地。
来源于：阅读OFFICIAL17 P3vi. (因窘迫、愤怒、激动等)(脸)发红；(人)脸红
She began to flush with excitement.
她由于激动脸开始发红。
vi. (水等)逆流，奔流；涌；泛滥
The blood flushed into his cheeks.
血液涌向他的面颊。
In the immediate future, Stanley believes that one solution would be to make artificial floods to flush out the delta waterways, in the same way that natural floods did before the construction of the dams.
Stanley 认为，可以立刻操作的一种方案是利用人工洪水将三角洲的水流通道冲开，就像建水坝前的自然洪水的作用一样。
vi. (用水等)冲洗干净；冲走
The toilet flushed.
抽水马桶放水冲洗。
Only flush the toilet when necessary: this means to not use the toilet as a garbage can.
必要的时候才冲洗厕所：这意味着不要把厕所当成垃圾桶。
vi. 突然发红，发亮
The aurora flushed into the sky.
曙光映红天空。
vt. (用水)冲洗，冲刷(下水道、厕所等)
The engineer decided to flush the hold of the ship.
轮机师决定用水冲洗船舱。
She reuses her drinking cup for days without washing it, and she saves her dishwater for plants and unheated shower water to flush the toilet.
她的咖啡杯好几天才洗一次，洗过盘子的被她用来浇灌，洗澡水则被用来冲厕所。
vt. 使(人)脸红，使(脸等)发红；使发光；使发热
Anger flushed his cheeks.
愤怒使他满脸通红。
vt. 使兴奋，使激动；激励；使振奋；使得意
The young parents were flushed with happiness.
年轻的父母兴奋得满脸通红。
vt. 使注满；淹没
The river flushed the meadow.
河水淹没了草地。
n. 潮红；发烧，发热
A dusky blush rose to her cheek, and he instantly regretted his words.
一片潮红升上她的面颊，他立即懊悔自己说过的话。
n. 脸红，泛红，红光，红晕
His words brought a warm flush to her face.
他那番话讲得她脸红发烫。
n. 萌发，旺盛
flush with
由于…而脸红；因…而兴奋
flush out
冲掉，排出；驱赶出来
同义词
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