An important set of ideas have been advanced by the biologist Rupert Sheldrake.
生物学家鲁珀特·谢尔德雷克已提出了一整套重要的.观点。
Susi Arnott is a biologist.
苏茜·阿诺特是一位生物学家。
The biologist advanced a new theory of life.
这位生物学家提出了一个有关生命的新学说。
I have to go to the dentist tomorrow.
我明天得去看牙医。
You should visit your dentist at least twice a year.
你应该每年至少去看两次牙科医生。