1
un toque de;matiz de;exhalación;corona de humo
2
un trazo;una pincelada
1
a touch (of sadness, unease, etc.);a tinge (of);a hint (of);a wreath (of smoke, cloud, etc.)
人生とは、一抹の泡みたいなものだ。
Man's but a bubble.
2
a smear (of paint, ink, etc.);one stroke (of a brush)