necessary是什么意思_音标_用法_例句

简单释义：

n. 必需品；〈口〉必需的金钱[行动]；〈美方〉厕所

adj. 必需的；必要的；必然的；无法避免的

网络 必须的；需要的

变形：

复数：necessaries  

完整释义：

adj.

1.必要的,有必要;必须,需要,必需的
2.必要的,不可缺的;必须的,强迫的;必然的,必定的
3.必须,应该;不可缺少的
4.一定,必然有的,事出无奈,无可避免的

n.

1.必需品;〔口语〕必需的金钱[行动]
2.〔美方〕厕所

例句：

1. I shall provide you perhaps with a further update later this day if it becomes necessary to do so.
   如若必要，今天我可能会给予你们进一步的更新。

2. It is always necessary to be loved, but not always necessary to be reverenced.
   永远需要别人喜欢，却不永远需要别人尊敬。

3. Remember, it's just a puzzle. You picked it up and you do have all the necessary pieces to complete it.
   记住，这是个拼图，你拿起了它，你拥有这块拼图的所有零片。

4. I have suggested that it is not just a relapse into infantilism, but a genuine attempt to get at something necessary.
   我认为这不仅仅是幼稚病的一种复发，而是真正地在尝试寻找某些很必要的东西。

5. In short, a supply of genetic variation is all that's necessary for evolution to continue.
   简而言之，遗传变异是进化不断向前的必要动力。

6. If you're unable to go at your allotted time, it will be necessary to wait until the next day when your turn comes again.
   如果你不能在分配的时间内入厕，将必须等到第二天轮到你的时候再去。

7. Meanwhile, Argentina is ready to ship naval vessels, if necessary, from Ushuaia to go rescue.
   同时，阿根廷一艘海军船只已做好准备，如有需要，将从乌斯怀亚前去救援。

8. Trauma is not necessary but is often the initiating event, so an efficient method for evaluation is beneficial.
   创伤不是必要条件，但经常是首发诱因，所以建立一个有效的方法以利评价是有益的。