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necessary adj.必要的,不可缺的;必須的,強迫的;必然的,必定的...

necessitarian

Such tilting will be necessary . 這種改變是必需的。

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

It's necessary to operate on him . 必須給他做手術。

I have not the gifts that are necessary for scholarship . 我沒有做學問所必須的天資。

They were ready to die , if necessary , for their country . 必要時,他們愿為國捐軀。

Very little inquiry was necessary to guide her footsteps . 她往前走并不需要多打聽。

Definitely more independent corroboration is necessary . 有必要更明確地進一步證實。

I do believe some changes in pathology are necessary . 我認為病理部門的確需要改善。

It is not necessary to enter into the rational numbers . 已經沒有必要去討論有理數。

This is not necessary and often not desirable . 這是不必要的,而且經常不符合需要。

Secondly it is necessary to define the applied load . 其次,需要確定所作用的載荷。

It is necessary that we do this in our construction . 在建筑工程中我們需要這樣做。

I can take the car if necessary . 必要時我可以開車去。

It became necessary to keep an eye upon the deputies . 不得不把代表們都看管起來。

It is necessary to exterminate the post at the sawmill . 必須端掉鋸木廠邊的哨所。

Contrast is necessary for this explanation . 為了便于說明這個問題,對比是必要的。

It is not only necessary that i pass, but pass well . 我不但要考及格,還要考好。

Cooling between stages is necessary . 各段之間需要冷卻。

It is not necessary to quarrel with our right . 我們大可不必跟自己的權利過不去。