【英语时差8,16】为何蛇类舌头分叉-上
时间：2019-03-06 作者：英语课 分类：英语时差8，16
Why do snakes have forked tongues? And why do they flick 1 them? Is it because snakes are naturally deceitful, ready to whisper lies into passing ears? Actually, it’s to aid a snake’s vomeronasal system-a sensory 2 system in snakes that is akin 3 to smell. Snakes have forked tongues so that they can "smell" in stereo. What Exactly Does This Mean?What does it mean to sense anything "in stereo?" If you listen to music holding only one side of your headphones to your ear, the whole orchestra sounds like it’s crushed into one, tiny speaker. If you put your headphones on correctly, using both ears, the music becomes more three- dimensional. Likewise, it’s easier to judge the depth of a scene with both eyes open than with only one.
- He gave a flick of the whip.他轻抽一下鞭子。
- By a flick of his whip,he drove the fly from the horse's head.他用鞭子轻抽了一下，将马头上的苍蝇驱走。
- Human powers of sensory discrimination are limited.人类感官分辨能力有限。
- The sensory system may undergo long-term adaptation in alien environments.感觉系统对陌生的环境可能经过长时期才能适应。