1、Be similar to 相似
=closely resembled
have something in common
2、Be used to 专门用于
=be devoted to
3、Be equivalent to 等同于
=be equal to
4、Be taken aback 吃惊
=be surprised
5、A range of 一系列
=an array of
a list of
a collection of
a series of
a set of
6、Aim at 集中、强调
=focus on
concentrate on
emphasize on
7、Attempt to do 尝试作，想要作
=try to do
intend to do
8、Approximately 大约
=roughly
about
around
9、Distract from 使精力分散
= can not concentrate
10、Diminish 减少
=decrease
shrink