he hadn't studied hard so that he failed in the exam
Related Translations:
他反应如此敏捷以致无人比得上他: he reacts so quickly that no one can match him
平时: 1.(一般的、通常的时候) in normal times; at ordinary times 短语和例子她平时住在学校, 星期六才回家。 ordinarily she sleeps at the school and goes home only on saturdays.2.(指平常时期) in peacetime 短语和例子平时多流汗, 战时少流血。 losing