Shares may but need not be represented by certificates.
股票可以，但是并不必须要有证书来代表。
Evidence to prove personal knowledge may, but need not, consist of the witness 'own testimony.
证明亲身知情的证据可以是，但不必是证人自己的证言。
The document may but need not contain a corporate seal, attestation, acknowledgment or verification.
该文件可以但不必要包含公司的印章，鉴证和一段声明或证明文字。
The document may but need not contain a corporate seal, attestation, acknowledgement or verification.
该文件可以但并非必须包含公司印章、鉴证、声明或者证明文字。
A good mentor is usually someone who knows something about your job and company, but need not be an expert.
一个好的导师往往对你的工作和公司有很好的认识，但不必是这方面的专家。
Members of the liquidation committee may, but need not be, Board directors or senior employees of the Company.
清算委员会成员可以而不必是董事或公司的高级职员。
The enhanced capability of this antenna is approximately equal to adaptive antenna, but need not iterative procedure, has fast response and good robustness.
本文提出的智能天线与自适应智能天线具有相似的扩容能力，但它无需迭代、响应速度快、鲁棒性也更好。
In most cases, we only need a few but not all.
在大部分情况下，我们只需要几个而不是全部。
Eligibility is determined not by one's need but by the date on one's birth certificate.
资格不是由个人的需要决定，而是由个人出生证明上的日期决定的。
The plants in these colonies also need tough resilient stems above the soil, stems that can bent a lot but not break as water constantly crashes into them.
这些殖民地的植物也需要坚硬有弹性的茎高于土壤，茎可以弯曲很多，但不会断裂，因为水不断闯入他们。
I'm not saying it's safe, but we don't need the government to babysit us.
我并不是说它是安全的，但我们不需要政府来照顾我们。
You do not need to select each individual requirement if you want most but not all of the requirements within a folder.
如果您想要选择文件夹中的大部分但并非全部需求的话，那么您并不需要逐一选中它们。
That suggests that catch-up sleep may undo some but not all of the damage that sleep deprivation causes, which is encouraging, given how many adults don't get the hours they need each night.
这表明补觉可以弥补部分但不是全部睡眠缺乏造成的损害，考虑到有很多成年人每晚都没有得到他们所需的睡眠时间，这令人鼓舞。
But the ruling reinforces the need for citizens and their elected representatives, not the courts, to ensure equality of access to government.
但该裁决强化了确保公民和他们选出的代表——而不是法院——平等接触政府的必要性。
The issue is not the need for more houses but, as always, where to put them.
像以往一样，问题不是需要更多的住房，而是该如何安置这些住房。
It might need sometime to finish the task, but it is not nearly as difficult as you think.
完成这项任务可能需要一些时间。但它绝没有你想象的那么难。
Civilian aviation is being disrupted, not by the age-old desires for speed, romanticism and glamour, but by the pressing need to respond to a changing climate.
民用航空正受到干扰，不是因为长久以来的对速度、浪漫主义和魅力的渴望，而是因为迫切需要应对不断变化的气候。
In that, once more, we need to look to the example of our children, to whom happiness is not a goal but a natural byproduct of the way they live.
正因此，我们需要再一次以我们的孩子为榜样，对他们来说，幸福不是目标，而是生活方式的自然的副产品。
And in that, once more, we need to look to the example of our children, to whom happiness is not a goal but a natural byproduct of the way they live.
在这方面再一次地，我们需要以孩子为榜样，他们是不把幸福当做目标而是当做生活方式的自然副产品的人。
We, of course, need to pay attention to youngsters who are filled with discontent and hostility, but we should not allow these extreme cases to distort our view of most young people.
当然，我们需要关注那些充满不满和敌意的年轻人，但我们不应该让这些极端的例子扭曲我们对大多数年轻人的看法。
You may not want money, but you do need money.
你可能不想要钱，但你的确需要钱。
It is not to apologize, but just to express that we need the waiter.
这不是要道歉，只是表示我们需要服务员。
To be able to support life, the new planet would need not only to have water, but it would also need to be solid.
为了能够维持生命，这个新的星球不仅要有液态水，而且它的土表还必须是固态的，就像地球这样。
Warming changes key characteristics of the ocean and can affect phytoplankton growth, since they need not only sunlight and carbon dioxide to grow, but also nutrients.
气候变暖改变了海洋的主要特征，并会影响浮游植物的生长，因为它们不仅需要阳光和二氧化碳才能生长，而且还需要营养。
The error here is far too deep: not only do humans need nature for themselves, but the very idea that humanity and the natural world are separable things is profoundly damaging.
这错误太离谱了：人类不仅需要自然，而且认为人与自然世界是可分离的这一观念本身就具有强大的破坏性。
A 12-year-old might need to be shown that raiding the biscuit tin without asking permission is acceptable, but that borrowing a parent's clothes without permission is not.
一个12 岁的孩子可能需要人告诉他，未经许可就把饼干盒扫光是可以接受的，但是，未经许可就借用父母的衣服是不能接受的。
On the other hand, art historians need to trust that one can indicate and analyze, not solely with words, but also by directing the viewer's gaze.
另一方面，艺术历史学家需要相信，一个人不仅可以通过文字，还可以通过引导观众的目光来表达和分析。
We not only want bright students, but also need to attract average students and give them the math skills which are needed to change them into AI designers.
我们不仅需要聪明的学生，还需要吸引普通的学生，让他们掌握成为人工智能设计师所需要的数学技能。
We not only want bright students, but also need to attract average students and give them the math skills which are needed to change them into AI designers.
我们不仅需要聪明的学生，还需要吸引普通的学生，让他们掌握成为人工智能设计师所需要的数学技能。
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