用法：
犹如，好似
He talked as if he knew all about it.
他说得好像他什么都知道。
"Oh, Gairdner," he said, as if that meant something to him.
“啊，盖尔德纳，”他说道，好像这个名字对他来说意味着什么。
I don't feel as if I belong here.
我在这里感觉格格不入。
I felt as if my heart had stopped.
我觉得好像我的心都不跳了。
I ate as if there was no tomorrow.
我狼吞虎咽地吃着。
Her head felt as if it would burst.
她觉得头要爆裂了。
