有必要的的英文

重點詞匯

有必要───be necessary;有必要───be necessary

雙語使用場景

We have already agreed that secrecy may be necessary.───我們統一了意見,認為需要保守秘密.

I don't imagine that will be necessary. Leastways, I hope not.───我想那是不必要的。至少，我希望不是。

It may be necessary to buy a new one.───也許有必要買個新的了。

adjustment of the lens may be necessary.───可能需要調整一下鏡頭。

In several cases, additional sedation may be necessary.───對于嚴重的病例, 還必須鎮靜.

Spraying with insecticides and fungicides may be necessary to control any insects and diseases.───也許有必要噴灑殺蟲劑和殺菌劑以防止病蟲害.

The ability to do this will be necessary in future flights to distant planets.───將來飛往遙遠的行星時,需要這樣的能力.

英語使用場景

If God did not exist, it would be necessary to invent Him. 

It will be necessary to proceed with caution.

Irrigation measures will be necessary in areas of erratic rainfall.

It may be necessary to make alternative arrangements.

At least a year's preparatory work will be necessary before building can start.