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
Mary, what's your favorite sport?
玛丽，你最喜欢什么运动？
I woke up early and got up at 6 o'clock.
我早醒来并且在6点钟起床了。
For the first time in his life, he became the proud owner of a bed which had springs and a mattress.
他平生第一次自豪地拥有了一张既有弹簧又带床垫的床。