For many, drug is a four-letter word.

许多人认为，是药三分毒。

For many bankruptcy is a four-letter word.

许多破产的是一个四个字母组成的单词。

Debt is a four-letter word that no one likes.

债务是四个字母的字，没有人喜欢。

Well then my four year old said a four letter word

然后我四岁的儿子突然说出了一个四个字母的单词

Well then my four year old said a four letter word.

然后我四岁的儿子突然说出了一个四个字母的单词.

One student comes to the board and writes a four-letter word under the four lines.

一个学生到黑板前，在横线上写下一个含四个字母的单词。

I'd like to reimagine education. The last year has seen the invention of a new four-letter word.

我想要重新定义教育。去年出现了一个新的四字单词。

And the business world is struggling to come to grips with a radically new economic climate where risk is, well, a four-letter word.

商业世界正在挣扎着应对极具崭新的经济气候，在这里充满了风险，当然，这是一个人们不太爱听词语。

And the business world is struggling to come to grips with a radically new economic climate where risk is , well, a four-letter word .

商业世界正在挣扎着应对极具崭新的经济气候，在这里充满了风险，当然，这是一个人们不太爱听词语。