sit tight

详细解释:坐着静待事态发展, 固执己见, 留在原处等候

英语解释：

动词 sit tight:

maintain the same position; wait it out

例句：

If your car break down, just sit tight and wait for the police to come along.如果你的车子抛锚，就留在原处不动，等警察来。