obey/observe/ keep to the school rules 服从;听从2
object to doing 反对objection 反对 have no objection to 不反对 objective 客观的,目的 an objective report Your objective is to enter a good university
oblige sb to do = force sb to do 迫使 I'm obliged to you for doing
因做…而感激…4
observation
观察 keep sth under observation 观察… observe 遵守;观察 observe sb do/doing sth observe one's birthday 庆祝…生日5
obstacle 障碍物 clear away the obstacle 6
obvious 明显的,清楚的 It was obvious to everyone that he was lying
You shouldn’t tell such obvious lies
occasion 场合;时刻 on this happy occasion
在这个快乐场合下 on the occasion of 8
occupation 工作 a side occupation 副业occupy a lot of room (=take up) 占 据 , Is this seat occupied
occupy an important position occupy oneself in doing , be occupied in/with = be busy in doing/wi