We think it might be just right for ten- to twelve-year-olds.
我们想它或许对十岁到十二岁大的孩子正合适。
We all know each other pretty well.
我们都非常了解对方。
After all, all living creatures live by feeding on something else, whether it be plant or animal, dead or alive, and it is only by chance that such a fate is avoided.