Flap valve

[化] 片状阀; 瓣阀

🧩 词语组成解析

flap [flæp]
n. 扁平物;[航] 襟翼;拍打,拍打声;〈口〉不安,恐慌; v. 上下或左右移动、摆动;轻拍;振翅而飞;
valve [vælv]
n. 阀;真空管;(管乐器的)活栓;(心脏的)瓣膜; vt. 装阀于;以活门调节;

🗣️ 情景例句

No, it's an original. My father's friend is a calligrapher, and I had him make it for you.
没错,这可是真迹。我父亲的朋友是书法家,专门帮你写的。
What? Already? Won't you have more coffee?
怎么,已经要走了?要不要再喝点咖啡?
OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合,游泳之后再吃午餐。别着急!我们有足够的时间。
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