1.genetic material 遗传物质
They studied genetic material from people of different ethnic groups.
他们从不同种族的人中提取基因物质进行研究 。
2.in fact 事实上
In fact, those people have been promoted.
事实上,那些人已经升职了 。
3.known as 被称为
China has always been known as a land of propriety and righteousness.
中国从来以礼义之邦著称 。
4.sea life 海洋生物
The coastal waters of northwestern Spain support many kinds of sea life and birds.
西班牙西北部的沿海水域养育了多种海洋生物和鸟类 。
5.The scientists said their DNA results ruled out the presence of large animals such as dinosaurs.
ruled out 排除
Local detectives have ruled out foul play.
当地的侦探已经排除了他杀的可能性 。
Police have ruled out robbery as a motive for the killing.
警方已排除因抢劫而杀人的可能 。
6.It shows a head on a long neck coming out of the water.
coming out of 从...出来
We met each other coming out of the con-cert hall.
从音乐厅出来时,我们碰到一起了 。
When she saw the surgeon coming out of the operating room, she stepped forward and asked many questions.
她见医生走出手术室,急忙上前问长问短 。