The doctors held a consultation to decide whether an operation was necessary.
医生们会诊以决定是否
要动手术。
; 必
; 不可避免品
绝对必要性或不可缺少性。对事物本身性质具有决定性重要性，暗含不可缺少，否则便无法存在。某种要，强调不可避免，但并非绝不可缺少。
现某一目或得到某种结果而应有要，有时可
necessary换用。;;;
;, 恰;要，要求;;事物;;
话；对…是必要时候条件要时；必要地方The doctors held a consultation to decide whether an operation was necessary.
医生们会诊以决定是否要动手术。
It is necessary to exercise caution when making commendations.
做推荐时有必要谨慎一些。
This has made it necessary for agriculture and industry to develop very quickly.
这就使得工农业必须飞速发展。
Defensibility is a necessary character of excellent dwelling environment.
可防卫性是居住区环境质量必要组成方面。
They were plotting how to obtain the necessary information.
他们正在策划如何获取必要情报。
Dream is the necessary psychal power in the common life.
理想在生活中是一种必不可少精神动力。
A retrial was necessary after the original trial ended with a hung jury.
由于初审中陪审员裁决意见不一致，所以要复审。
The ability to do this will be necessary in future flights to distant planets.
"在将来向遥远行星飞行时候,要这样能力。"
You may find it necessary to readjust the wheels from time to time.
你会发现不时调整轮子很有必要。
It's necessary for us to study hard .
我们必须努力学习。
The children worried the necessary permission out of their father.
孩子们缠着他们父亲不放, 终于得到了许可。
Is it necessary to decide between remunerative work and meaningful work?
是不是一定要在高回报工作
有意义生活中间做一个选择呢？
To be a namely piper it is necessary to study for 7 years.
要做个著名笛手, 要学习七年。
Death is the necessary end of life.
死亡是生命必然终结。
It is necessary that one should obey the law.
一个人遵守法律是必要。
Should make the patient maintains lukewarm thaw quiet, can give when necessary tranquillizer and aconite.
应使病人保持温暖和安静，必要时可给以镇静剂和止痛剂。
Gianfranco Zola - God created all things, and can uncreate them as well if necessary.
佐拉――上帝创造了万物，假如要话，他也可以毁掉一切。
They joined the wires on and made the necessary new connection.
他们把电线接了起来, 接通了所新线路。
For the apolar compounds, the derivatization was not necessary.
对于非极性化合物，不一定要进行这样衍生化。
In certain conditions,answering back sarcastically is necessary.
在某种情况下,反唇相讥是必要。
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