adj.通常的；普通的；常見的；慣例的；正規(guī)的

adv.通常；平常；一般

Spoil sth,usu by behaving in a thoughtless or foolish way. 弄亂某事物(通常因粗心或愚蠢的行為所致)。

What sb is playing at(usu expressing anger,irritation,etc. 某人在搞什麼名堂(通常用以表示憤怒、煩躁等)

Rest-cure (usu in bed,as medical treatment for stress,anxiety,etc. 休養(yǎng)療法(通常須臥床

It was difficult for usu eto decide which road to take. 對我們來說，很難決定走哪一條路。

We've just got time for a quick one, ie a quick (usu alcoholic) drink. 我們的時間不多

Could you do a program on money, banking and shopping for students in the USU. 他們從你們的外國留學(xué)生系列中獲益匪淺。