at intervals 不时,每隔一段时间(或距离)
at last 终于
at least 至少
at length 终于,最终;详细地
in light of 鉴于,由于
in line 成一直线,成一排;(with)与 一致,与 符合
at a loss 困惑,不知所措
as a matter of fact 其实,事实上
by all means 当然可以
by means of 依靠,用
by no means 决不,并没有
in memory of 纪念
at the mercy of 完全受 支配,任凭 的摆布
by mistake 错误地
at the moment 目前,此刻
for the moment 目前,暂时
on occasion有时,间或
in order to 为了(做某事)
in order that 目的在于,为了
out of order 工作不正常的;不按次序
on one s own 独自;独立地
in particular 特别,尤其
in person 亲自,本人
in place 在合适的位置
in place of 代替,交换,取代
in the first place 第一,首先
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