A child may not differentiate between his imagination and the real world.

孩子也许无法区分想像与真实世界的差别。

For example, we can differentiate between "A large coyote moves fast", and say "Move the large coyote fast." or "Move fast, large coyote."

例如，我们可以区分“一只大草原狼快速移动”，和说“将大草原狼移动得快点”，或者“动作快点，大草原狼”。

It's difficult to differentiate between the two varieties.

这两个品种很难辨别。

As a general rule, it's important to differentiate between effectiveness and absolute time commitments.

一般说来，区别效率和绝对的时间投入很重要。

You should differentiate between awareness and action.

你应该把认识和行动区分开。