词汇：acuity

n. 尖锐；敏锐；剧烈

相关场景

GRANT (cont'd) You'd get your first look at the six-foot turkey as you move into a clearing. But raptor, he knew you were there a long time ago. He moves like a bird; lightly, bobbing his head, And you keep still, because you think maybe his visual acuity's based on movement, like a T- rex, and he'll lose you if you don't move. But no. Not VELOCIRAPTOR. You stare at him, and he just stares back. That's when the attack comes - - not from the front, no, from the side, from the other two raptors you didn't even know were there.

>> 侏罗纪公园 1 Jurassic Park (1993) Movie Script