题目内容
3. 虽然把一种东西变成另一种东西会消耗能源，但是总比把它们扔掉或烧掉好。
Although it takes energy things something ，it is throwing things away or them.
3. to change; into else;better than;burning
练习册系列答案
相关题目
题目内容
3. 虽然把一种东西变成另一种东西会消耗能源，但是总比把它们扔掉或烧掉好。
Although it takes energy things something ，it is throwing things away or them.
3. to change; into else;better than;burning