英 [ɪnˈfriːkwənt] 美 [ɪnˈfriːkwənt]
adj. 罕见的；稀少的；珍贵的；不频发的
infrequent /ɪnˈfriːkwənt/
形容词 If something is infrequent, it does not happen often. 很少发生的
...John's infrequent visits to Topeka.
...约翰对托皮卡很少的几次拜访。
副词
The bridge is used infrequently.
这座桥很少有人用。
not frequent; not occurring regularly or at short intervals
infrequent outbursts of temper
罕见的；稀少的；珍贵的；不频发的
... infrasonicfrequency次声频 infrequent稀有的，不常见的 infusion输液，输注 ...
... inflate vt.使膨胀, 使得意, 使(通货)膨胀, 使 充气 \vi.充气, 膨胀 infrequent adj.稀少的, 很少发生的, 罕见的 ingeniously adv.有才能地, 贤明地 ...
关于严重或罕见的药物不良反应报告8例的问题 关键词]严重；罕见；不良反应 [gap=370]Key words] severity; infrequent; adverse drug reactions
... 尽可能经常的 as often as possible 主要的最经常的 most frequent 希罕的不经常的 infrequent ...
infrequently 很少发生地；稀少地
infrequency 罕见；很少发生
Muggings are relatively infrequent in this area.
在这个地区行凶抢劫事件相对少见。
Kids and teens who do read frequently, compared to infrequent readers, have more books in the home.
与不经常读书的孩子相比，经常读书的孩子和青少年的家里有更多的书。
He moved on, aimlessly, and in a little while the houses thinned, and the passers-by were infrequent.
他漫无目的地继续往前走，没过多久，房屋渐渐变得稀少，过路的人也不多了。
The two countries have not had formal relations since Iran's 1979 Islamic revolution and interaction between the two countries' diplomats has been infrequent.
VOA : standard.2009.06.24
It's not infrequent that i'll get one or even two people raising their hand that they took Economics 252 from me.
有的时候会有一两个人,举起手说,他们上过我的经济学252号课
金融市场课程节选 : 耶鲁公开课
Professor David Chadwick and colleagues recruited about 1, 400 people with single or infrequent seizures.
The taxpayer has had infrequent contact with the account and has exercised negligible control over it.
The instances, though, were infrequent and not directed at individual players, the school said.