不必

I just want the facts in brief;you don't need to elaborate.

我只想简单了解事实，你不必作详细说明。

Elle: You don't have to do this.

你不必这样做的。

One benefit is that the embossing surfaces do not have to be made by data transfer from the photodefinable surface.

本发明的一个益处在于：压花表面不必通过光可限定表面的信息转移来制备。

No, you don't have to -- I mean, emotionally though to see?

不，你当然不必发表任何意见，但我的意思是，你看到这样的事情，是否会有情感上的反应？

Although this hardworking spirit is good, it is not necessary to emulate their study methods!

他们这种努力学习的精神是好的，但他们所采用的方式方法不必效仿。

You'll never have to hope for a better nail enamel ever again.

从今以后，你永远不必再寻求更好的指甲油了。

You'll n ever have to hope for a better nail enamel ever again.

从今以后，你永远不必再寻求更好的指甲油了。

It was comfirmed by CT or MRI among 32 cases. Conclusions Under normal intracranial pressure, if the dura mater is repaired properly at the skull-base defect and reinforced by a pedicled pericranial flap,an encephalomeningocele can be prevented.It is not necessary to take free bone graft when the size of cranial base bone defect is smaller than or equal to 4cm .

手术中只要将颅底正常硬脑膜修补完整，或选用力学性能接近甚至超过正常硬脑膜的材料进行修补，再辅以带蒂颅骨膜瓣等方法加强颅底重建后，术后颅内压不高，在通常的颅底缺损范围内(缺损直径不超过4cm)，一般不会发生脑膜脑疝出，不必行颅底骨移植。

To me the charm of an encyclopedia is that it know - and I need not.

对我来说，百科全书的魅力是：它知道——而我则不必知道。

To me the charm of an encyclopedia be that it know - and i need not .

对我来说，百科全书的魅力是：它知道--而我则不必知道。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。