Animal behaviourists have been studying these monkeys for decades.
动物行为学家已经研究这些猴子几十年了。
《柯林斯英汉双解大词典》
2
However, animal behaviourists say there is no evidence of rodent-phobia among any mammal.
然而，动物行为学家表示目前没有任何证据表明哺乳动物具有恐鼠症的特征。
3
To investigate what causes who to leave whom and when a group of animal behaviourists and mathematicians has been studying a shore dwelling bird called the kentish plover.