Good oral communication skills are necessary when speaking to a crowd.
当对人群
，良好的口头沟通技巧是必要的。
可与necessary换用。候；需要；必要地方Good oral communication skills are necessary when speaking to a crowd.
当对人群，良好的口头沟通技巧是必要的。
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。
I append a list of those institutions where you may get necessary information.
我附上一张你可以获得必要信息的机构的名单。
The mechanic made the necessary adjustments to the engine.
机械师对发动机作了必要的调整。
In certain conditions,answering back sarcastically is necessary.
在某种情况下,反唇相讥是必要的。
It is necessary to set down these additional rules.
有必要制定这些补充规则。
It is necessary to exercise caution when making commendations.
做推荐有必要谨慎一些。
Perseverance combined with energy is necessary to success in life.
毅力加上精力是人生成功的要素。
The doctors held a consultation to decide whether an operation was necessary.
医生们会诊以决定是否需要动手术。
It’s necessary for us to net the currant bushes.
我们有必要用网盖上红醋栗树。
They were plotting how to obtain the necessary information.
他们正在策划如何获取必要的情报。
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，必要可给以镇静剂和止痛剂。
To be a namely piper it is necessary to study for 7 years.
要做个著名的笛手, 需要学习七年。
The children worried the necessary permission out of their father.
孩子们缠着他们的父亲不放, 终于得到了许可。
It was necessary to discover the truth or otherwise of these statements.
有必要查证这些说法是否真实。
The court is ineffective because it lacks the necessary enforcement machinery.
法院效率低是因为缺乏必要的执行机制。
It is necessary to decrease the amount of coal used.
必须减缩用煤量。
The ability to do this will be necessary in future flights to distant planets.
"在将来向遥远的行星飞行的候,需要这样的能力。"
It is sometimes necessary to indulge a sick child.
迁就一个生病的小孩有是必要的。
Is it necessary to decide between remunerative work and meaningful work?
是不是一定要在高回报的工作与有意义的生活中间做一个选择呢？
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