Ballast(float) valve tray
[化] 重盘式浮阀塔板
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
tray
[tre]
n. 盘子;托盘;浅盘;满盘;
🗣️ 情景例句
That's okay.
没事儿。
How long has it been since you've heard from your uncle?
自从你听到叔叔的消息有多长时间了？
Visitors have been asked to keep the woods clean and tidy.
游客已被告知要保持树林的整洁。