Closed drain
[医] 阴沟, 暗渠
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
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
Did you catch anything?
你钓到什么鱼没有？
See you again.
再见。
The use of gloves was not introduced until 1860, when the Marquis of Queensberry drew up the first set of rules.
1860年昆斯伯里侯爵第一次为拳击比赛制定了规则，拳击比赛这才用上了手套。