Well, not always serious problems, but certainly negative situations.

不总针对严肃问题，但肯定用于负面情况。

But, we can also use it for not-so-serious situations — like more informal.

但，我们也可以在不那么严肃情况下使用它，比如更加正式情况。

For example, to monkey around means to do things that are not useful or serious.

例如，“to monkey around”指做无用或不严肃事情。

It doesn't have to be about a really serious decision.

不一定严肃决定。

So let's try a few less formal, less serious expressions.

那就让我们尝试一些不那么正式，不那么严肃表达吧。

And comedies about unserious middle class and lower class people falling in love.

喜剧必须关于不严肃中产阶级和下层阶级河。

And... - Those are, yeah, those are activities that aren't serious.

然后… … - 都，对，都些不严肃活动。

" It was the unseriousness, not to say the sheer idiocy, of the media."

“即使不说完全蠢事，也说明了媒体不严肃。”

But Trump repeatedly lied, spread baseless conspiracy theories and made a number of unserious or incoherent policy proposals.

但特朗普一再撒谎，散布毫无根据阴谋论，并提出了一些不严肃或不连贯政策建议。

Now makeup is often dismissed as frivolous but during the war, it took on extra importance in terms of morale.

在现代化妆经被认为不严肃，但在战争期间，化妆在士气方面变得格外重要。

A lesser form or something not as serious we have called socialism.

一种较次要形式或不那么严肃东西， 我们称之为社会主义。

And it's not meant to be played like a serious instrument.

而且它并不意味着像严肃乐器一样演奏。

The drug allowed me to have serious conversations with myself that were not possible before.

这种药物让我能够进行以前不可能严肃自我对话。

Now let's turn to a " lighter, " more happy or less serious topic.

现在让我们转向一个“轻松”、更快乐或不那么严肃话题。

They know their daddy is a very unserious person.

他们知道他们爸爸个不严肃人。

If something is described as grim, then it's unpleasant, it's serious or without hope.

如果某件事被描述为阴郁，那么它就不愉快，严肃或没有希望。

Well, there were the sort of the serious ones and the unserious ones.

嗯，有严肃和不严肃。

He doesn't like serious films very much, and likes to have a laugh, too.

他不太喜欢严肃电影，也喜欢开怀大笑。

But it's the lack of seriousness of this.

但这反映出不严肃态度。

It's the unseriousness of it, which I find just absolutely, absolutely appalling.

这正它不严肃性，我对此感到绝对、绝对震惊。