Robots can be used for many tasks which are considered too dangerous for people to do.
机器人能完成许多对人类来说是很危险的任务。
Well, I think it's time we get back to business.
哦,我认为我们该回到正题上了。
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.