Central circulating tube
[化] 中央循环管
🧩 词语组成解析
a. 循环的, 流通的\\n[经] 流动
🗣️ 情景例句
It might rain tomorrow.
明天可能会下雨。
Wit without learning is like a tree without fruit.
仅有机智而无真才实学，犹如一棵大树不结果。
While two detectives were keeping guard at the door, two others opened the parcel.
这时两个侦探把住门口，另外两个侦探打开了包裹。