After speaking for about half an hour he came to a sad part of the family history.
大约谈了半个小时之后,他谈到了家族史中的一件伤心事。
Among the different types of bee, it is the honey bee that has most interested scientists because of the language they use to communicate with each other.
在这些不同种类的蜂中,因为蜜蜂能用"语言相互传递信息,科学家们对它们最感兴趣。