n.圆钮定位法v.扣住，系住( button的现在分词 )，扣…的钮扣，用钮扣扣上...

Buttoning up the child's clothes, she put the silver coins into her pocket.妇人扣好孩子底钮扣, 就将角子塞在怀内的衣袋里.I walked over to the door, buttoning up my coat.我走到门边, 扣紧我的上衣.He was buttoning down his shirt.他正在扣紧衬衣....

buttoning的音标：buttoning的英式发音音标为：['bʌtnɪŋ]buttoning的美式发音音标为：['bʌtnɪŋ]...