您要查找的是不是：
- Is iron heavier than copper? 铁比铜重吗?
- Iron is almost three times heavier than aluminum. 铁的重量几乎是铝的3倍。（或：铁几乎比铝重两倍。）
- The wooden ball is heavier than the cotton one. 木球比棉球要重。
- The mother elephant is one hundred times heavier than the baby elephant. 这只母象比小象重一百倍。
- My brother is much heavier than me. 我弟弟比我重得多。
- My punishment is heavier than I can bear. 我受不了这个惩罚。
- This box is heavier than I thought. 这箱子比我原来想的还要重。
- This box is much heavier than that one. 这只箱子比那只箱子重得多。
- This box is twenty pounds heavier than that one. 这个箱子比那个箱子重二十磅。
- This kind of paper is much heavier than that one. 这种纸比那种纸重得多。
- A horse is heavier than a sheep. 马比羊重。
- The pottery is heavier than ancient pieces. 重量要比真正的彩陶重。
- This besidium is heavier than that. 这个担子比那个更重。
- Applying the most comprehensive metal is iron. 应用最广泛的金属是铁。
- A human hair is stronger than copper wire of the same thickness. 一根头发比同等粗细的铜丝还要结实。
- She is three pounds heavier than her sister . 她比她姐姐重三磅。
- It is said that this island is iron ore . 据说这个岛盛产铁矿石。
- Bear is much heavier than panda. 黑熊比熊猫重得多.
- This one is heavier than that one. 这个比那个沉。
- Mine is./ My schoolbag is heavier than yours . 谁的书包更重？你的还是我的？
