单词学习：sock 名词/动词
sock
/sɑːk/
n. 短袜；重击 v. 猛击；投掷
Mr. Gu noticed a hole in his sock while putting on his shoes.
顾老师穿鞋时注意到袜子上有个洞。
单词卡片
卡片已就绪
