2. ... which prevents heat from escaping from the
earth into space. (Reading)
(1)
prevent ... from doing ...表示“防止/阻止/制止某人(某物)做某事”,与其意思相近的词组还有keep ... from doing ...;
stop ... from doing ... 。其中prevent 和stop后的from在主动语态中可以省略,但在被动语态中不能省略。keep后的from一般不可省略。如:
Laws
have been passed to prevent /stop / keep people from killing wild animals.
(政府)通过了一些法律来制止人们捕杀野生动物。
Nothing
will keep us from coming here. 什么也阻止不了我们来这里。
We
were prevented by the heavy rain from getting there in time.
大雨使我们没能及时赶到那里。
(2)
escape from从……逃出。如:
The
tiger has escaped from its cage.
老虎从笼中逃掉了。
escape表示“逃避”,“避免”,后跟名词或动词?鄄ing形式。如:
He
escaped punishment / being punished.
他逃避了惩罚。
There
is no way to escape doing the work.
没办法不做那项工作。
(3)
space表示“太空”时是不可数名词,其前一般不加冠词。
They
traveled through space to the moon in a spaceship.
他们乘坐宇宙飞船穿越太空到月球上去。