Closed riser
[机] 暗冒口
🧩 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
n. 起床者, 叛徒, 起义者, 竖板\\n[化] 上升管
🗣️ 情景例句
She has a special way with kids.
她对孩子很有一套。
Necessity is the mother of invention.
穷则变，变则通。
How do you know so much about it? Have you seen the film?
你怎么知道那么多情况？你已经看过这部电影了吗？