材: 名词1.(木料) timber 短语和例子木材 timber; lumber; wood2.(泛指可以直接制成成品的东西; 材料) material 短语和例子钢材 steel products; 就地取材 obtain material from local sources; draw on local resources; 药材 medicinal materials3
组合: 1.(组织成为整体) make up; compose; constitute 短语和例子这本集子是由诗、散文和短篇小说三部分组合而成的。 this collection is made up of three parts: poems, essays and short stories.2.(组织起来的整体) association; combination3.[数学]