Checknut
防松螺母, 保险螺帽, 锁紧螺母
🗣️ 情景例句
What time do you usually get up in the morning?
你早上通常几点起床？
I think it's going to snow all day.
我认为整天将会下雪。
Well, it's getting late. I must be off now. Nice to meet you.
好啦，时间不早了。我得走了。见到你很高兴。