他观察敏锐，但言语寥寥。
她的判断敏锐。
随着孩子们长大，他们的认知过程也变得越来越敏锐了。
As children grow older, their cognitive processes become sharper.
鸟有敏感的视力，而狗有敏锐的嗅觉。
“Sharp”的意思是真正具有辨识力、警觉、敏锐，而不是机敏或聪明。
"Sharp" meant genuinely discerning, alert, acute rather than quick-witted or clever.
他的笑容里没有一丝一毫的感情，但很少有眼睛能近距离或敏锐地察觉到这一点。
His smile had no heart in it, but few eyes were near enough or sharp enough to detect that.
现在一些专家提出，我们应该利用青少年的大脑对朋友在场的敏锐感知，并借助它来改善教育。
Now some experts are proposing that we should take advantage of the teen brain's keen sensitivity to the presence of friends and leverage it to improve education.
在调查了每一种选择之后，一个人会更加敏锐地意识到，为了追求一种职业，他们不得不放弃一些机会。
After surveying every option, a person is more acutely aware of the opportunities they had to turn down to pursue just one career.
风往哪个方向吹?从你的前门可以看到多少种野花?如果你感觉足够敏锐，你就能毫不费力地回答这些问题。
Which way is the wind blowing? How many kinds of wildflowers can be seen from your front door? If your awareness is as sharp as it could be, you'll have no trouble answering these questions.
在20多年的写作生涯中，他用100万字的篇幅捕捉到了人类情感和冲突的方方面面，其文字的精确度在今天依然敏锐。
In a million words written over 20 years, he captured the full range of human emotions and conflicts with a precision that remains sharp today.
因为男孩一般有更敏锐的视觉，通过触觉学习效果最好，而且身体更活跃，所以需要给他们提供 "实践 "课程，让他们四处走动。
Because boys generally have more acute vision, learn best through touch, and are physically more active, they need to be given "hands-on" lessons where they are allowed to walk around.
服务员对人性的观察非常敏锐，察觉到了这种情况。在一次民意调查中，有足足30％的服务员认为，自己的工作情况对收到多少小费没有任何影响。
Waiters, keen observers of humanity that they are, are catching on to this; in one poll, a full 30% said they didn't believe the job they did had any impact on the tips they received.
她用一双敏锐的蓝眼睛盯着我。
她很机智并且有一个特别敏锐的头脑。
她非常敏锐地分析了自己。
她对家庭状况的分析显示出敏锐的洞察力。
She showed great perception in her assessment of the family situation.
刘易斯脱颖而出，成为一位有卓越能力和敏锐度的作曲家。
我们随后将进行一项客观的测量，看色彩辨别力和视觉敏锐度如何在大脑的层面形成。
We will then have an objective measure of how colour discrimination and visual acuity develop at the level of the brain.
这些系统有时比我们人类更快、更敏锐。
These systems are sometimes faster and more perceptive than we humans are.
熊猫有非常敏锐的嗅觉。
那些眼光敏锐、思维创新的人更容易成功。
It's easier to be successful for those who have sharp eyes and a creative mind.
敏锐的哈勃望远镜已经为我们送来了成千上万张精彩的照片。
will have sent us thousands and thousands of wonderful pictures.
虽然人类的嗅觉能力确实不如某些动物灵敏，但也是非常敏锐的。
While it is true that the olfactory powers of humans are nothing like as fine as those possessed by certain animals, they are still remarkably acute.
你会发现偶尔会有一些敏锐的人，他们会注意到琥珀出现在相邻的一组灯上。
You will find the occasional sharpie who watches for the amber to come up on the adjacent set of lights.
他环顾四周，想起了常老师说的话：“一个好画家需要敏锐的眼光和具有创造性的头脑。”
He looked around and thought of what Mr. Chang had said, "A good painter needs sharp eyes and a creative mind."
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