These platitudes made the professor furious.

这些陈词滥调让教授看得火冒三丈。

Although this is a platitude, my mother still tells me repeatedly.

虽然这都是老生常谈，但是母亲依然反复告诫着我。

These platitudes are no longer appropriate for social occasions.

这些陈词滥调不再适用于社交场合了。

Thanks for that platitude. I've heard it a thousand times.

谢谢你那一套陈词滥调 我已经听了一千遍了

It's no more than a platitude.

无非是老生常谈。

The talk is no more than a platitude.

这番话无非是老生常谈。

I am the champion of the platitude.

我是这种老生常谈的冠军。

But this is just a reassuring platitude.

但这不过是用来安慰人的陈词滥调。

Some would say that this is a platitude.

有人会认为这是陈腔滥调。