"What Could Have Been Love"的詞曲作者是Miranda Lambert。
詞曲中的歌詞包括：“It was only a summer, love came and went so fast”“All we had was time, now it's gone so fast”“But what could have been love, what could have been my own heartache”“I guess I'll just have to wait, and see if it's in vain”等。
整首歌以流暢的吉他演奏和Lambert深情的嗓音為主，是一首描述了失去愛情後的感傷和無奈的歌曲。歌詞中透露出對過去的懷念和對未來的不確定，同時也表達了對愛情的渴望和無奈。
以上內容僅供參考，如需更具體的信息，可以查看相關歌曲的演唱視頻或諮詢音樂專業人士。