吃透英语课本，提升在校竞争力
phrase. 当然
Well, she won, of course.
噢，当然是她赢啦。
You should of course keep copies of all your correspondence.
你当然应该保留所有信函的复印件。
Of course there will be some difficult times ahead.
今后当然会有遇到困难的时候。
