您要查找的是不是：
- 本胆烷3-α,17β-二醇aetiocholane-3 α, 17 β-diol
- 二two
- 羟基胆烷酸类hydroxycholanic acids
- 正本original
- 胆the gall
- 本周this week; the current week
- 二号2nd day of the month
- 烷alkane
- 二楼second floor
- 以人为本people oriented; people foremost
- 周二Tuesday
- 本站home station
- 二次adratic quadrate
- 本年度this year
- 二等second-class
- 本店head store
- 大二学生sophister
- 3-β-羟胆甾烷3-beta-Hydroxycholestane
- 开本format
- 小二young waiter in a wineshop or an inn
