Pool tube
[电] 池式管
🧩 词语组成解析
pool
[pul]
n. 水池;石油层;（液体等的）一滩;共同储金;
vi. 使形成池塘或水洼;淤积;合伙经营;采（煤等）;
🗣️ 情景例句
She complained, with reason, that she had been underpaid.
她抱怨她的工资一直很低，这也不无道理。
I must be off soon.
我很快就得走了。
Welcome to our factory.
欢迎到我们工厂来。