Young children do not know when they have vision problems. They think that what they see is what everyone else sees.
年幼的孩子们不知道他们什么时候有视力问题。他们认为自己看到的跟其他人看到的是一样的。
Children who have vision problems due to cataracts usually need surgery to prevent lasting vision loss and to ensure normal vision development.
存在由白内障所致视力问题的儿童常常须要手术来防止永久性视力丧失以及确保视力的正常发育。
This gives goats vision covering 320-340 degrees; this means they can see virtually all around them without having to move (humans have vision covering 160-210 degrees).
这使得山羊视力范围可达320至340度，(人类的视力范围为160至210度)这意味着它们在没有移动的情景下差不多可以看到身边的任何东西。
In the preface to the Chinese edition, Peres says that the leaders of every country must have vision , relinquish old grudges, and create peace in order to deal with "challenges of tomorrow."
在中文版序言中，佩雷斯说，各国领导人需要有远见，捐弃前嫌，缔造和平，以对付“明日的挑战”。
Doors shall have vision panels and be self closing.
门应该有观察窗和自锁装置。
It is not yet known whether robots will one day have vision as good as human vision.
现在还不知道有一天机器人是否具有人类一样的好视力。
Have vision, establish a roadmap, and execute projects?
确定远景、建立路线图、执行项目。
Have vision, establish a roadmap, and execute projects?
确定远景、建立路线图、执行项目。
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