1.a while back 一段時(shí)間之前，不久以前

例句:We had a good rain a while back, but we need more now.
幾個(gè)星期以前下了一場(chǎng)大雨，但我們現(xiàn)在更需要雨了。

2.abound in 充滿，富于

例句:Examples abound in modern texts.
在現(xiàn)代的文章中這類例子不勝枚舉。

3.absent from 缺席，不在

例句:He is absent from Hong Kong.
他不在香港。

4.absent-minded 心不在焉，健忘

例句:He's very learned but rather absent-minded.
他很有學(xué)問(wèn), 可是好忘事.

5.abuse of 對(duì)...的濫用；虐待

例句:Second, I will not tolerate abuse of our relationship with Member States.
其次，我不能容忍濫用我們與會(huì)員國(guó)的關(guān)系。

6.accede to 同意，答應(yīng)；參加；就任，繼任，即位

例句:They are ready to accede to our request for further information.
我們要是還需要資料,他們樂(lè)于隨時(shí)提供。