a touch of

• 少许； 一点

a touch of的用法和样例：

例句

1. There is a vein of melancholy in his character.
   他的性格中有少许忧郁的气质。
2. A little danger adds zest to sport.
   少许危险对游戏可以助兴。
3. He had a streak of stubbornness.
   他有一点倔强。
4. They charge a small registration fee.
   他们收一点注册费。