keep the lid on; cover up the truth; keep secret

• 捂盖子

keep the lid on; cover up the truth; keep secret的用法和样例：

例句

1. We must make this movement thorough and deep-going and carry this struggle through to the end.On no account should we try to put a lid on it.
   我们一定要把这场斗争搞深搞透，进行到底，决不能捂盖子。