obvious truisms
common truisms
empty truisms
1. Many political speeches are filled with empty truisms.
许多政治演讲中充满了空洞的陈词滥调。
2. It is a simple truism that practice makes perfect.
熟能生巧是一个简单的常识。
3. We shouldn't rely on vague truisms to solve the problem.
我们不应该依靠模糊的陈词滥调来解决问题。
A: Do you find this advice helpful?
A：你觉得这个建议有帮助吗？
B: Honestly, it sounds like one of those empty truisms.
B：老实说，这听起来就像那些空洞的陈词滥调之一。
1) 显而易见的真理
2) 不言自明的常识
3) 陈词滥调
1. 显而易见的真理
e.g.
The book is full of platitudes and truisms.
这本书充满了陈词滥调和显而易见的道理。
noun
1. statements that are so obviously true that they are hardly worth discussing
Synonym: platitude, cliché, axiom