at first sight 乍一看;一见之下;初看时

【例句】
At first sight it looked less like a capital city than a mining camp.
乍看上去，它不像是首府，更像是矿工村。

At first sight it resembles a traditional village of two-storeyed, balconied houses, set among well-tended gardens.
乍一看，它就像个传统的村庄：带阳台的两层楼房坐落于精心照料的花园中。