Controlled drain
[医] 控制式引流管
🧩 词语组成解析
a. 受约束的, 克制的\\n[法] 受管制的, 受控制的, 受管辖的
drain
[dren]
vi. 排水;流干;
vt. 喝光，喝干;使（精力、金钱等）耗尽;使流出;排掉水;
n. 排水;下水道;排水系统;[医]引流;
🗣️ 情景例句
I've been wanting to meet you for some time.
很久以来我一直想见你。
Mr. Smith is still in his fifties.
史密斯先生仍然50几岁。
Fine, thanks. Oh, That's the bell. Everyone is going into class, we'd better go too.
很好，谢谢。啊，铃响了。大家都去上课。我们最好也去。