Closed drainage
[医] 关闭引流法
🧩 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
🗣️ 情景例句
Good-bye. Thanks.
再见。谢谢。
What is happening over there?
那里发生什么事情？
Its origin is still a mystery now.
它的起源至今仍是个谜。