他在超市里漫无目的地逛着，想找点零食。

He was ___browsing around the supermarket, looking for some snacks.

他们在咖啡馆消磨了一整天，什么正事也没做。

They ___spent away the whole day at the café without getting anything done.

周末我喜欢在二手书店随意翻阅书籍。

On weekends, I love to ___browse through used bookstores at a relaxed pace.