单词学习：lug 动词/名词
lug
/lʌɡ/
用力拖、拉；笨重地移动；耳朵；凸出部分
Gu Laoshi had to lug a heavy suitcase full of books up three flights of stairs.
顾老师不得不把一个装满书的沉重行李箱拖上三层楼梯。
单词卡片
卡片已就绪
