考研英语重点词组 O(在线收听

on occasion  有时,不时
occur to  被想到,被想起
at odor (with)  (与)…不一致;差异,争执
off and on  断断续续,不时的
and so on  等等
all at once  突然,同时,一起
at once  立刻,马上
once (and) for all  一劳永逸,限此一次
once more  再一次,又一次
one another  相互
by oneself  独自的,单独的
come/go onto operation  开始运转,开工
put/bring into operation  使投入生产,使运转
in order  秩序井然,整齐
in order to  以便,为了
in order that  以便
out of order  发生故障,失调
put in order  整理,检修
every other  每隔一个的
other than  不同于
out of  丧失,失去;缺乏,没有
over and over (again)  一再,再三
owing to  由于
on one’s own  独自的,独立的
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