And she wanted to see whether dogs might also associate falling objects with falling sounds.

她想弄清狗是否也会将掉落物体与掉落音效联系起来。

In order to cause such powerful shockwaves, the falling object would need to have quite a gigantic size.

为了产生如此强大的冲击波，落体物体需要有相当巨大的体积。

Because falling objects are the major concern in homes, ducking and covering might be the safest thing to do.

- 因为坠落物体是家中的主要问题，躲避和掩护可能是最安全的做法。

And will it hold up to the daily wear and tear of cyclists, joggers and baby strollers, not to mention extreme weather and falling objects?

其次是这条路能不能承受日常及自行车、慢跑者及手推车等造成的磨损，当然还有极端天气及高空坠物造成的损害。

Because gravity holds planets in orbit and makes falling objects land with a bang, we tend to think of it as a powerful force, but it is not really.

引力使行星保持在轨道上，使物体砰然坠落，因此很容易被认为是一种强大的力，其实不然。

Anna Korzeniowska is an animal behavior scientist at the University of Sussex, in the UK. And she wanted to see whether dogs might also associate falling objects… with falling sounds.

Anna Korzeniowska 是英国萨塞克斯大学的动物行为科学家。她想看看狗是否也会将坠落的物体… … 与坠落的声音联系起来。

At least 19 people were lightly injured when they fell out of bed or were hit by falling objects such as a television and a stereo speaker, according to a roundup of local authorities by public broadcaster NHK.

据当地权威的日本广播协会新闻简报称，至少有19人受了轻伤，他们或是从床上跌落时摔伤，或是被掉下的电视机、音箱等物体砸伤。