Do you like high-jump 你喜欢跳高吗
埃米准备参加跳高。
During an earthquake, do not jump out of high buildings because it is very dangerous.
地震期间,不要从高楼跳下,因为这非常危险。
You need to know exactly where the user is looking if you want to render graphics that line up with the world, especially when their eyes saccade (jump around), which our eyes do at a very high rate.
如果希望产生的画面能跟外部世界对得起来,你需要精确地知道用户在往哪儿看,特别是当他们的眼睛飞快地扫视时,要知道人的眼睛是可以以极快的速度进行扫视的。
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