用心良苦(R&B) is a somber, mid-energy track by 卷笔刀小卷, 卷笔刀的卷 from 用心良苦(R&B), released February 4, 2026. It runs 4:38 at 117 テンポ (234 テンポ double-time) in B♭ Major (Camelot 6B).
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| Track | Artist | Key | Energy | Camelot | BPM | ||
|---|---|---|---|---|---|---|---|
| 家人 | Dreamy | G Major | 2 | 9B | 132 BPM | ||
| 你最珍贵(R&B) | 启鸣乐队 | D♭ Major | 6 | 3B | 113 BPM | ||
| 得到你的人却得不到你的心(R&B) | 卷笔刀的卷 | A♭ Minor | 5 | 1A | 113 BPM | ||
| 流星雨(R&B版) | 季风Monsoon | E Major | 5 | 12B | 136 BPM | ||
| 爱请问怎么走 - 心碎女版 | 梦笙 | E♭ Major | 5 | 5B | 95 BPM | ||
| 我懂你的特别 - 氛围版 | 游大炮 | C Major | 3 | 8B | 130 BPM | ||
| 记事本 - 微醺版 | LUCY日记 | D♭ Minor | 6 | 12A | 87 BPM | ||
| 勉为其难 (女生微醺R&B版) 翻唱 | Fong-花 | C Major | 5 | 8B | 121 BPM | ||
| 甲乙丙丁 |R&B|-拾三三 | 啊润-抖音Music | D Major | 5 | 10B | 132 BPM | ||
| 左边 - DinDin版 | DINDIN | F♯ Major | 4 | 2B | 112 BPM | ||
| 不删除又不联系 | 徐剑秋 | G Major | 8 | 9B | 118 BPM | ||
| 忘记你我做不到 ( R&B 翻唱版) | Fong-花 | D Major | 5 | 10B | 124 BPM | ||
| 唯爱 (only love) | 彦祖黄 | D♭ Minor | 4 | 12A | 122 BPM | ||
| 当你孤单你会想起谁 - R&B版 | 啊澈 | C Major | 6 | 8B | 94 BPM | ||
| 爱久见人心_ (R&B版) - 翻唱版 | Milia | D♭ Major | 4 | 3B | 99 BPM | ||
| 爱久见人心 | 杜宣达 | A♭ Major | 5 | 4B | 95 BPM | ||
| 夏天 - R&B版 | 于浩野 | A♭ Major | 6 | 4B | 94 BPM | ||
| 勇气 | 小仓鼠要早睡 | F Major | 4 | 7B | 116 BPM | ||
| 锁 | 小仓鼠要晚睡 | G Minor | 4 | 6A | 100 BPM | ||
| 我是不是该安静的走开(烟嗓版) | 乔治哥哥, 谭歌 | B Major | 7 | 1B | 102 BPM | ||
| 善后 - R&B版 | DINDIN | B♭ Major | 4 | 6B | 73 BPM | ||
| 屋頂 - R&B | 格雷乐团-Grey | E♭ Major | 4 | 5B | 176 BPM | ||
| 想陪你一天又一年|R&B情歌|温柔治愈版|深情版|真正浪漫的是把喜欢慢慢过成每一个普通明天 | 柳震涵 | G Major | 5 | 9B | 135 BPM | ||
| 冷雨天气 | Wy | B♭ Major | 6 | 6B | 134 BPM | ||
| 年轮(R&B版)-陶宏杰 | 404老帅 | A Major | 4 | 11B | 80 BPM |