Like when you go to the store and you see there's an organic apple,

你要是去商店，看到那里有有机苹果，

吃有机食品 - SpeakingMax英语口语达人

One day I was sitting there at iTunes and I wanted to buy an interior movement of a Mozart serenade so I was all set to purchase this and it said, "Buy song." Boom.

有天我在苹果的iTunes音乐商店,想买首莫扎特小夜曲,它属于室内乐,我准备买下时 网页上显示,"购买歌曲"

耶鲁公开课 - 聆听音乐课程节选