Sieve tubes
[医] 筛管
🧩 词语组成解析
sieve
[sɪv]
n. [粮食][矿]筛子;滤网;不能保守秘密的人，嘴不严的人;
v. 筛，筛选;滤;
n. 管子, 导管；管状虫；伦敦地铁（tube的复数）
🗣️ 情景例句
You can listen to BBC or VOA news if you want to improve your listening.
如果你想提高听力，你可以听英国广播电台或美国之音的新闻节目。
Never deter till tomorrow that which you can do today.
今日事须今日毕，切勿拖延到明天。
There are a lot of people in the swimming pool.
游泳池里挤满了人。