Hi,我是一只快乐的蝙蝠,每当夜幕降临,灯光闪烁时,我们就舒展四肢,抖开“黑披风”,遨游嬉戏于天地之间……别看我们高度近视,眼睛几乎什么也看不清,但是我们的嘴巴和鼻子,都配备了一种十分先进的超声波装置。我们发出超声波,超声波碰到障碍物(包括飞舞的昆虫),马上就能回传到我 Hi, I am a happy bat. As the night falls, when the lights are blinking, we stretch our limbs and shake open the “black cloak” and play in the world ... Do not look at our high myopia, the eyes almost see what Not clear, but our mouth and nose are equipped with a very advanced ultrasound device. We send out ultrasonic waves, and the ultrasonic waves hit obstacles (including flying insects) and they can be sent back to me