clothespeg

例句：

1. 1.She carefully placed the buttons on her dress.
   她小心翼翼地将纽扣放在她的裙子上。
2. 2.The buttons on his shirt were all missing.
   他衬衫上的纽扣都掉了。
3. 3.He carefully sewed the buttonholes on his coat.
   他仔细地缝制了外套的纽扣眼。