Sliding flap
[医] 滑动瓣
🧩 词语组成解析
a. 滑行的, 变化的\\n[机] 滑动
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;
🗣️ 情景例句
That's good news.
这是个好消息。
He that marries for wealth,sells his liberty.
为财富而结婚的人，出卖了自己的自由。
How many instruments do you play?
你能演奏多少种乐器？