Pool depth
[机] 余铁深度
🧩 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 was still beautiful at the age of forty.
她活到四十岁仍然很美。
There have been many ups and downs in our marriage, but we still love each other.
我们的婚姻有很多坎坷，但我们依旧相爱。
Inevitably you arrive at your destination almost exhausted.
一旦抵达目的地，你总是疲惫不堪。