Water vascular system
（棘皮动物的）水管系
🧩 词语组成解析
water
['wɔtɚ]
n. 水;雨水;海水;海域;
v. 给…浇水;供以水;加水稀释;流泪;
vascular
['væskjulə]
adj. 脉管的;血管的;含有血管的;充满活力的;
🗣️ 情景例句
Yes, we have. For how many?
有，要几张？
You'll be on air in two minutes.
两分钟以后你会上电视。
How do you usually come to school?
你平常怎样来上学？