1·Is the earth heavier than the moon?
地球比月球更重吗？
2·Could you circle the bigger and heavier schoolbag, please?
请你圈出更大、更重的书包，好吗？
3·The oceanic plate is made of denser and heavier rock, so it begins to sink down under the continental plate and into the mantle.
海洋板块是由密度更大、更重的岩石构成的，所以它开始下沉到大陆板块之下，到地幔之中。
4·If a boy is thinner or heavier than he would like to be, the stress and anxiety of participating in physical education may be prohibitive.
如果一个男孩比他想要的更瘦或更重，参加体育课的压力和焦虑可能会让他望而却步。
5·The aircraft cost 25 million pounds and can carry heavier loads than huge jet planes while also producing less noise and emitting less pollution.
这架飞机造价2500万英镑，可以比大型喷气式飞机承载更重的载荷，同时产生更少的噪音，排放更少的污染。