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
The policemen could not cope with the crowds.
警察不能对付群众。
Life is not all beer and skittles.
人生并不全是吃喝玩乐。
Autumn is a busy season. The days get shorter and the nights get longer.
秋天是繁忙的季节。白天逐渐变短，夜晚则渐渐变长。