Mechanization happened years ago on the farms of Islay.数年前，艾莱的农场就实现了机械化。Her son used sign language to tell her what happened.她儿子用手语告诉她发生了什么事。Elaborate efforts were made to reconstruct what had happened.为重现当时的情景，他们做了大量细致的...
An awful accident has happened.发生了一起可怕的意外事故。That could have happened in transit due to improper stowage.由于装载方式不当很可能在运输途中发生了这样的问题.Presumably this is where the accident happened.这大概就是事故现场。They vowed to stick by one another...
the epicenter of the international crisis.国际危机的中心The point on the earth's surface directly above is called the epicenter.地表上直接对着震源的那一点称为震中.It is a mystery how he located the epicenter.他是怎样测定震中的还是个谜.At the end of the...
The Earth orbits in an ellipse.地球轨道呈椭圆形。The moon doesn't describe a circle round the earth, but rather an ellipse.月球绕地球运行的轨道不是浑圆的, 而是椭圆的.Send the ellipse behind all the artwork and set it to Multiply.发送椭圆背后的所有作品,并将其...