A 开头单词

at ordinary times 平時

at one's worst 最差的一麪；在情況最糟糕的時候

at one's wits end 智窮才盡；不知所措

at one's wit's end 不知所措；智窮力竭

at one's request 依照某人的請求

at one's pleasure 隨心所欲

at one's own risk 自擔風險，由自己負責

at one's option 隨意

at one's fingertips 了如指掌；在手邊

at one's elbow 近在手邊

at one's earliest convenience 在某人方便的時候盡早…

at one's convenience 在某人方便之時

at one's age 在……年代裡 在……年齡

at one with （與...）一致

at one time 曾經，一度；同時

at one stroke 一擧；一筆；馬上

at one sitting 一口氣地

at one remove 隔一代（之嫡親）

at one point 一度；在某処；在某一時刻

at one fling 一鼓作氣地