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
Well, have a nice trip and best wishes to your wife.
祝你一路顺风，并替我向你太太问好。
The world is a ladder for some to go up and others to go down.
世界好似一把梯，有人上去有人下。
It's a bike.
一辆自行车。