approximately

大约；大概

①【例】We have purchased approximately 300 tons groundnuts.

我们已购买大约300吨花生。

②可用以修饰how many并置于句首。

【例】Approximately how many commodities are there your purchasing order?

在你方购货单上大约有多少种商品？

apropos of

关于；至于

【例】Apropos of Order No.1023, we confirm we have sent the following mail to you today: …

关于第1023号订单，我们确认今日已给你方发出下列电邮：……

apt

倾向于；易于

作“倾向于”“易于”讲时，不用作定语，仅用作表语，后接动词不定式。

【例】The market is apt to keep rising in the weeks to come.

在未来的几个星期内，行情可能要继续上升。