Checknut
防松螺母, 保险螺帽, 锁紧螺母
🗣️ 情景例句
You may pick as many apples as you please.
你爱摘多少苹果就摘多少。
You have a radio,don't you?
你有一台收音机，对吗？
Thanks for taking me the movie.
谢谢你带我去看电影。