最爱的英文翻译是favorite。
英 ['feɪvərɪt] 美 [ˈfevərɪt, ˈfevrɪt]
n. 特别喜欢的人（或物）; 喜欢的事物; 最有希望获胜者（尤指马）; 收藏夹;
adj. 喜爱的，宠爱的，中意的;
1. We had lunch the other day at our favorite restaurant.
前两天我们在最喜欢的餐馆吃了午饭。
2. He was a favorite with his schoolmasters but not his schoolmates.
学校的老师们很喜欢他，但同学们对他并不待见。
3. The Democrat candidate is the favorite to win election.
民主党候选人最有希望赢得选举。
4. Her favorite music was by Run DMC, a rap group.
她最喜爱的音乐是RunDMC说唱组合的音乐。
5. My favorite song is on the jukebox.
自动点唱机在放我最喜欢的歌。