1.life-threatening 威脅生命的

例句：Caitlin was born with a life-threatening heart abnormality.

凱特琳患有可能致命的先天性心臟畸形O#z*Thh|02。

2.train track 鐵軌

例句：Train track occupancy recognition is to determine if the train is passing over a switch and to supply reliable information for train positioning system and train control system.

列車軌道占用識別目的是在平行的多軌道區域識別列車所占用的軌道信息，為列車定位子系統或控制系統提供可靠的信息,*rRX_rhoLR。

3.as a result of 因為

例句：2,000 prisoners died as a result of torture and maltreatment.

2,000名犯人死于拷打和虐待QFKgcwV5Fg^ZtOr.8。

4.world-famous 舉世聞名的

例句：Harefield Hospital has become world-famous for its pioneering heart transplant surgery.

哈瑞福德醫院以其開創性的心臟移植手術聞名于世oJk6AJ#3._+F&jy。

U,FMd310=PVGc|=!fgGOc@G!j)bQq(zW9.*+JL+Arx3@O 來源:可可英語 http://www.ccdyzl.cn/broadcast/201509/401041.shtml