“3R原则”代表着减少（Reduce）、重复使用（Reuse）和回收（Recycle），简单来说就是指我们应该减少产生的废物量，尽可能多地重复使用物品，以及回收人造和自然材料，延长它们的使用寿命，最大...

These three ‘Rs’ of reducing, reusing and recycling simply means that we should reduce the amount of waste we create, reuse as many items as we can, and recycle man-made and natural materials to prolong their lifespan and maximise their uses as much as possible.  Being involved in this poster competition gave the students the...