Why do we not use these words every day?

为什么它们还是老生常谈？

One thing that's not new, the privacy concerns.

而老生常谈问题则是隐私。

Moral Panics over new media are old hat.

新媒体带来道德恐慌已是老生常谈了。

And then there was one, the good old protein.

然后还有一个老生常谈问题，蛋白质。

Yes, I know it's cliche, but it works very well.

是，我知道这是老生常谈，但这个真很有用。

Those well-worn words are a small offering, perhaps, but they will suffice.

这些老生常谈话也许只是一个小小提议，但它们就足够了。

Last year the adage was reversed.

去年这个老生常谈话题到了扭转。

It's an old corporate chestnut that our employees are our most valuable asset.

这是一个老生常谈公司格言了，员工是我们最有价值资产。

It can answer the age-old question, " Why do I need to learn this? "

它可以回答一个老生常谈问题，“为什么我需要学习这个？”

Until recently, the combination of a blazer, trousers and trainers was a well-trod fashion formula.

直到最近，西装外套、长裤和运动鞋搭配还是一种老生常谈时尚模式。

Because it's such a well-worn part of my story now. It's a big yawn to hear.

我是怎么写出书来故事已经是老生常谈了，再听人们要打哈欠了。

So, let's revisit our fight-or-flight scene from a few lessons ago — the old Burning House Scenario.

所以，让我们重温一下前几课中战斗或逃跑场景——老生常谈“燃烧房子场景”。

Like “Shall we lunch? ” you know. It's, like, a cliche, you know. " You'll never work again."

比如“我们一起吃午饭好吗？”你知道。这是老生常谈了。“你再也会有工作了。”

I think that's a question for the ages.

我认为这是一个老生常谈问题。

For him, it was " all truistic" .

对他来说，这“都是老生常谈”。

I mean, it's such a cliche, but I mean, I think cliches are often cliches because they're true.

我是说， 这真是一个老生常谈，但是我想老生常谈之所以老生常谈， 是因为它们是真实。

And " Nanette" taught me the truth to that truism.

而“Nanette” 教会了我这个老生常谈真相。

Another reason is that Latin literature is full of timeless truisms.

另一个原因是拉丁文学充满了永恒老生常谈。

It has become a commonplace that nuclear war must be avoided.

必须避免核战争已成为老生常谈。

This well-worn adage has been put to the test by scientists in Canada.

这句老生常谈格言已经受到加拿大科学家检验。