1·If it's going to navigate, it needs those sounds to be broadcast and bounced back from objects in its path.
如果它要导航，它需要播放这些声音，并让声音被路径上的物体反弹回来。
2·The enrollment of TOEFL learners plunged to 12 in August but bounced back to 48 in September and was followed by another giant increase to 98 in October.
八月份托福项目的招生跳水到了12人，但接着在九月份开始反弹回到48人，接下来的十月份再次加速提升到98人。
3·That's because the ambient light (in this case the blue sky) gets bounced of pretty much everywhere specially the Shadows.
那是因为环境光(蓝色的天光)被更多的反弹，尤其在阴影的部分。
4·Again, they bounced a little before they finally merged.
它们又反弹了一点，它们最终会粘在一起。
5·Shadows are most of the time a darker version of the ambient light because the ambient light gets reflected/bounced of pretty much everywhere and thus mixes with the actual color of the object.
阴影的颜色一般是比环境光更暗一些的颜色，因为环境光被不断的反射、反弹因而和物体实际的颜色相混合了。
1·The ladies again skipped and danced and bounced on their toes.
女士们再度以她们的趾尖轻跳、舞蹈、弹跳。
2·Ann dropped her basketball and it bounced onto the street.
安掉了她的篮球，球弹跳到街上。
3·The ball bounced over the wall.
这个球从墙上弹跳过去。
4·It began to stretch and flap its wings. It bounced around a little, then it jumped up and flew.
这只鹰想了一分钟，它开始伸展和拍打它的翅膀，它在周围稍稍弹跳了一下，然后它往上一跃就飞了起来。
5·When you initially bounced the chord, the hand moved up and down.
刚开始的时候，你的手会上下的弹跳着来弹奏和弦。