substance与material的区别?? 请高手指点!

material
KK: []
DJ: []
a.
1. 物质的,有形的
A warm house and good food are material comforts.
温暖的家和佳肴都是物质享受。
2. 肉体的,身体上的
3. 【律】重要的[(+to)],决定判决的,关键的
A material witness failed to appear in court.
一名重要的证人没有出庭。
n.
1. 材料,原料[C][U]
Wood and stone are the only raw materials on the island.
木材和石头是这个岛上仅有的原材料。
2. 织物,料子[C][U]
3. 素材;资料[U][(+for)]
4. 工具,用具[P]
Your writing materials are in the top drawer of your desk.
你的书写文具在你书桌的最上面的抽屉里。

substance
KK: []
DJ: []
n.
1. 物质[C]
Ice and snow are different forms of the same substance, water.
冰和雪都是水这一种物质的不同形式。
2. 实质;本质;实体;本体[U]
3. 本旨,主旨;要义;真义[U]
The substance of his speech was that he was better than the other candidates.
他演说的主要内容就是:他比其他候选人更好。
4. 财产,财物[U]
Later he became a man of substance.
后来,他成为有大量资产的人。
5. (质地的)坚实,牢固[U]

呵!意思差不多!
物质与材料