Safety nut
锁紧[安全，保险]螺母
🧩 词语组成解析
nut
[nʌt]
n. 螺母，螺帽;坚果，坚果果仁;难对付的人;[乐]弓根;
v. 采坚果;拾坚果;
🗣️ 情景例句
I'm Ralph Riley.
我叫Ralph Riley。
The new play was good and everybody enjoyed it.
新戏很好看并且所有人喜欢它。
But as the paper moved from side to side under the pen point,
由于纸在笔尖下来回运动，