pentane
pentane[ˈpɛnteɪn]noun- [mass noun](Chemistry)a volatile liquid hydrocarbon of the alkane series, present in petroleum spirit
(化)戊烷
- Chem. formula: C5H12; three isomers, especially the straight-chain isomer (n-pentane)
化学分子式:C5H12;三个异构体,尤指直链异构体
语源- late 19th cent.: from Greek pente 'five' (denoting five carbon atoms) + a shortened form of alkane
热门查询
- livelong adj.整个的
- lively adj.充满活力的,活泼的,充满趣味的
adv.轻快地:轻快地,富有活力地,轻快地跳起
- liven vt.& vi.(使)有生气,活跃,使…活跃(或活泼)起来
- liver n.肝脏,(食用)肝,深赤褐色,生活者
adj.肝味的,深赤褐色的
- liveried adj.穿制服的,穿规定服装的
- liverish adj.患肝病的,发怒的,愁闷的
- liverleaf n.獐耳细辛
- liverpool n.利物浦
- liverpudlian n.利物浦人
- liverwort n.地钱
- liverwurst n.<美>肝泥香肠
- livery n.制服,侍从,仆从,人的口粮
adj.有肝病征状的
考试词汇表