"in your 1850 church you not infrequently find a dramatic contrast between the sumptuous appointments of the building itself and the inhuman barrack-like living conditions in the church room"
infrequently的用法和样例:
例句
The dearest object to a married man should be his wife but it is not infrequently her clothes. 对已婚男人说来,最宝贵的东西应是他的娇妻,但往往那是她的衣裳。