n.地球;陆地;泥土;兽穴;
vt.把(电线)接地;盖(土);追赶入洞穴;
vi.躲进地洞;
例句:
The sun heats the earth.
太阳带给地球热.
The South and North Pole are the two points at opposite ends of the earth, about which it revolves.
南北极是地球绕之自转的两个相对的点.
He is ready to do anything on earth to better his fortunes.
他准备在世上干点什么以便交上好运.