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
to pick up a surprise.
接一个意外惊喜回来。
A maiden with many wooers often chooses the worst.
少女有了许多求婚者往往选中了最差的一个。
I have had several conversations with him.
我已经和他谈过几次了。