simple substance
短语词组
- simple e substance 单体
- Simple Substance of Hydrogen 单质氢
- simple substance silicon 单质硅
- strontium simple substance 锶单质
- a simple substance 单纯的物质
- simple substance zinc 单质锌
- a simple substance mixture 单纯的物质
- iodine a simple substance 碘酒
- simple substance carbon 单质碳 返回 simple substance