substance

英 [ˈsʌbstəns] 美 [ˈsʌbstəns]

n. 物質，材料；主旨，主要內容；重要性；真實性，可信性；毒品；財富，財產；實質，（實在的）東西；<哲> 實體；可靠，穩定；（哲）實體

[ 複數 substances ] ^[1] 

柯林斯英漢雙解大詞典

substance /ˈsʌbstəns/ CET4 TEM4

1.N-COUNT A substance is a solid, powder, liquid, or gas with particular properties. 物質

2.N-UNCOUNT Substance is the quality of being important or significant. 實質 [正式]

3.N-SING The substance of what someone says or writes is the main thing that they are trying to say. 要旨

4.N-UNCOUNT If you say that something has no substance, you mean that it is not true. 正確性 [正式] ^[1] 

in substance 實質上；基本上；事實上

organic substance 有機物；有機物質

active substance 活性物質；放射性物質；有效物質

substance abuse 物質濫用；濫用藥物

mineral substance 礦物質

suspended substance 懸浮物

substance p P物質；[化]肽物質（即神經傳遞介質）

harmful substance 有害物質

toxic substance 有毒物

reference substance 對照品；標準物；參考物

simple substance [化]單質

working substance [化]工作介質；工作物

hazardous substance 有害物質；危險物品

inorganic substance 無機物質

ground substance 基質

poisonous substance 有毒物，毒性物質

foreign substance 外來雜質

pure substance 純淨物；純物質；純正物

nutrient substance 營養物質；營養素

amount of substance 物質的量 ^[1] 

1、Petrol is a volatile substance. 汽油是揮發性物質。

2、Clay is a plastic substance. 黏土是可塑物質。

3、There is some substance in what he says. 他的話是有一定根據的。 ^[1]