词路径
- entity
- physical entity
- matter
- substance
- material
- stuff
- chemical
- chemical substance
- compound
- chemical compound
- organic compound
- hydrocarbon
下位词
- C2H6
- aromatic compound
- aromatic hydrocarbon
- bitumen
- bottled gas
- butadiene
- chlorobenzene
- coal oil
- cymene
- dioxin
- ethane
- gas
- gas oil
- gasohol
- gasolene
- gasoline
- indene
- kerosene
- kerosine
- lamp oil
- liquefied petroleum gas
- naphtha
- naphthalene
- octane
- petrol
- provitamin
- pyrene
- terpene