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
We have two and a half hours.
还有两个半小时。
He that dallies with enemy gives him leave to kill him.
把敌人看儿戏，无异于准许敌人杀害自己。
Later, we ate our picnic under some trees.
后来，我们在树下吃野餐。