一次

at a price

以极高的代价

at a loss 不知所措地 | at a price 以极高的代价 | at a time/at one time 一次/曾经

at a speed of

以......的速度行驶

at a safe speed 以安全速度行驶 | at a speed of 以......的速度行驶 | at a time 一次;有时、曾经

at a stretch

连续不断地

56.at a loss 困惑不解,茫然不知所措 | 57.at a stretch 连续不断地 | 58.at a time 同时,一次

at a stretch

不休息地,一口气地

as opposed to 和...相反;与...相对比 | at a stretch 不休息地,一口气地 | at a time 一次

at a tremendous speed

以极快的速度

at a time%[]%每次,一次% | at a tremendous speed%[]%以极快的速度% | at all%[]%根本%

at all

丝毫(不),一点也不

at a time 一次,每次 | at all 丝毫(不),一点也不 | at all costs 不惜一切代价

at birth

刚出生

a while back 不久以前, 刚才 | at birth 刚出生 | at one time 1.曾经, 一度 2.每次, 一次

at first blush

一瞥

at a time 一次;有时、曾经 | at first blush 一瞥 | at full speed 全速前进

both at home and abroad

在国内外

at a time 每次,一次,一度, 在某个时刻 | 80. both at home and abroad 在国内外 | 81. many more+复名, much more+不可数名词

I at no time

从不,决不

I at a time 每次,一次 The people came in two at a time. | I at no time 从不,决不 | I at one time 曾经,一度; 同时 At one time I used to like her, but not any more.

Who? What teacher? - Your student adviser：谁? 什么老师? - 你的学生顾问沙林杰先生

Your teacher came byyesterday, and he cleared out the account... | - Who? What teacher? - Your student adviser.|- 谁? 什么老师? - 你的学生顾问沙林杰先生 | Mr. Salinger. The one you were with the other ...

interrogation mark：讯问标示

讯问链 interrogation link | 讯问标示 interrogation mark | 讯问脉冲 interrogation pulse