吃透英语课本,提升在校竞争力
phrase. 一双;一对
She's knitting her husband a pair of socks.
她在给丈夫织一双袜子。
Because of that stool and a pair of computers, I gained a best friend.
因为那个凳子和两台电脑,我得到了一个最好的朋友。