一定當然的英文

Of course

一定───certain;當然───of course

The thief is certain to be caught in time.───小偷遲早會被抓到的.

There are a lot of preliminaries to be gone through before you can visit certain foreigners.───在訪問某些外國人之前要做好許多準備工作.

you absolutely certain about this?───你對這事絕對確信無疑嗎？

Certain people might disagree with this.───某些人對這事可能不會贊同。

An imbalance in certain chemicals leads to disturbances in the brain's function.───某些化學成分失衡會道致大腦功能的紊亂.

Many animals breed only at certain times of the year.───很多動物只在一年的某個時候交配繁殖。

We rented the house on the stipulation that certain rooms should be painted.───我們租這座房子時就約定好某幾個房間必須油漆.

There are certain things he does that drive me mad.───他的某些舉動讓我很生氣。

People on parole must follow certain rules.

Certain charities are exempt from VAT registration.

I tend to overuse certain favourite expressions.

Nothing so certain [sure] as death.

Certain problems were apparent from the outset.