咖啡馆的老板喜欢观察窗外走过的路人。

The cafe owner enjoys watching the ___passersby outside the window.

他慢悠悠地走过蛋糕店，只是随意地瞄了一眼橱窗里的新品展示。

He did a casual ___walk-by of the bakery, just glancing at the new display in the window.