必不可少

After all, starting and stopping are fairly integral parts of the motoring experience.

毕竟，启动和停车是驾驶过程中必不可少的部分。

It keeps your mucous membranes healthy and is essential for nervous system, cardiovascular and muscular function.

它让您的粘膜健康是必不可少的中枢神经系统，心血管系统和肌肉的功能。

We have discussed before how multitasking is an integral part of the juggle.

我们以前讨论过一心多用是围绕工作和家庭生活的打拼中必不可少的一部分。

If someone want to find needful things from the multitudinous network information ,search engine is the essential tool,it has been regarded to more and more people.

要从浩如烟海的网络资源中寻找到需要的信息，搜索引擎是必不可少的工具，搜索引擎也越来越受到人们的重视。

If you go hiking, a pair of hiking boots is a must-have.

如果你去登山，一双登山鞋是必不可少的。

If you go hiking,a pair of hiking boots is a must-have..

如果你要去爬山，一双登山鞋是必不可少的东西。

If you go hiking, a pair of hiking boots is a must-have

如果你要去爬山，一双登山鞋是必不可少的

Careful and meticulous clinical observation is essential to determine whether there is myotonia, myokymia, or rippling movements.

仔细精确的临床观察对于明确患者是否有肌强直、肌纤维颤搐、波纹起伏状肌肉收缩来说，是必不可少的。

Furthermore, the presence of dissolved oxygen was necessary for, and largely accelerated, the photolysis of naphthalene.

此外，研究证明，溶解氧是必不可少的，它的存在大大加速了光反应。

Navel orange is one of the favorite fruits in our life for its tasty juice.

橙子是生活中必不可少的美味水果，汁多而味美。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。