sit的现在分词 sitting；过去式 sat过去分词 sat；
sitv.坐;使坐;使就座;处在;坐落在;被放在
They have been sitting on my application for a month now.
他们压着我的`申请不办有一个月了。
I don\'t get much exercise sitting in the office all day.
我整天坐在办公室很少运动。
There were several young people sitting around looking bored.
有几个年青人闲坐着，一副无聊的样子。
