substance /'sʌbst(ə)ns/ n. 物质;物品;东西:击收听音频跟读 ↓↓↓ ↓↓↓ ↓↓↓
a chemical / radioactive, etc. substance
化学、放射性等物质
英语解释:a type of solid, liquid or gas that has particular qualities 物质;物品;东西:
,
substance /'sʌbst(ə)ns/ n. 物质;物品;东西:击收听音频跟读 ↓↓↓ ↓↓↓ ↓↓↓
a chemical / radioactive, etc. substance
化学、放射性等物质
英语解释:a type of solid, liquid or gas that has particular qualities 物质;物品;东西:
,