英 [?ts] ? 美 [?ts] ?
it is的缩写，it has的缩写
例句：It's?the best news I've heard in a long?time.
解释：这是我很久以来听到的最好消息。
柯林斯词典
(it is 的常用口语形式) It's is the usual spoken form of 'it is'.
It's the best news I've heard in a long time.
这是我很久以来听到的最好消息。
2
(it has 的常用口语形式,尤用于 has 用作助动词时) It's is the usual spoken form of 'it has', especially when 'has' is an auxiliary verb.
It's been such a long time since I played.
自我上次演出以来已有很长时间了。
双语例句
1
It's the best news I've heard in a long time.?
这是我很久以来听到的最好消息。
《柯林斯高阶英汉双解学习词典》
2
It's been such a long time since I played.?
自我上次演出以来已有很长时间了。
《柯林斯高阶英汉双解学习词典》