lupane
羽扇烷
词形变化
lupanes
复数
lupanes
释义与例句
n.
-
1.
A steroid hydrocarbon (1S,3aR,5aR,5bR,7aS,11aS,11bR,13aR,13bR)-3a,5a,5b,8,8,11a-hexamethyl-1-propan-2-yl-1,2,3,4,5,6,7,7a,9,10,11,11b,12,13,13a,13b-hexadecahydrocyclopenta[a]chrysene or any of its derivatives
可数 不可数 化学