sieve

复数：sieves过去式：sieved过去分词：sieved现在分词：sieving第三人称单数：sieves

1. [C] 筛，漏勺 utensil with wire network to separate finer grains from coarse grains,or solids from liquids

molecular sieve[化]分子筛

sieve plate n. 筛板

sieve tray[化]筛盘

vibration sieve振动筛

sieve pore筛孔

sieve tube筛管

1. We can separate the stones out with a sieve.
   我们可以用一个筛子把石头分离出来。
2. This boat leaks like a sieve,ie very badly.
   这条船漏得像个筛子。

1. We often shake flour through a sieve.
   我们经常用筛子筛面粉。
2. You'll need to sieve out the stone from the soil.
   你得将石块从土中筛出。
3. Sieve the sauce to get the lumps out.
   滤一下酱汁，把硬块弄出来。
4. Known as theanine, the tiny molecule enters the bloodstream, then crosses the critical blood-brain barrier, the selective sieve that allows entry only of certain molecules.
   这种称作茶胺酸的微小分子会进人血液中，接着穿越重要的血脑屏障，那是种只让特定分子通过的选择性滤网。