When grafting, it is essential to do it quickly.

当嫁接，这是至关重要的事很快。

youdao

In my opinion, it is essential to do the following.

在我看来，必须做到一下几点。

youdao

Preventing duplicate submissions isn't very hard, and it is essential to do this for most Web apps.

阻止副本的提交并不是很难的，对于大部分的网络应用程序来说，这是理所应当的。

youdao

So we do need endurance, it's going to be a long and a deep and a wide campaign but just because it's difficult does not mean to say that we don't go ahead with it because it is absolutely essential to do so.

BBC: News | BREAKFAST WITH FROST | Dr John Reid MP, Secretary for Northern Ireland

And this bureau is designed precisely to protect consumers and it is an essential thing to do.

WHITEHOUSE: Press Briefing

The other very important cause of irregular bleeding is pregnancy, and if a different method of contraception is not being used it is also essential to do a pregnancy test.

CNN: Could stopping the pill be causing my acne?