VOA慢速英语:Why Do People Blink Their Eyes?(翻译)

blink – n. to close and then open your eyes very quickly

focus – v. to look at something so that you can see it clearly

realign – v. to change the position or direction of (something) slightly usually in relation to something else

sluggish – adj. moving slowly or lazily

imprecise – adj. not clear or exact; not precise

gauge – v. to make a judgment about (something)

steadicam – n. a kind of video camera that is stabilized so it films images in the same way as the human eye works