Definition: slight and not easy to notice, smell, hear, etc. Level: B2
她给了我一个淡淡的微笑。
She gave me a ___faint smile.
空气中有淡淡的咖啡香味。
There's a ___faint smell of coffee in the air.
阁楼传来微弱的声响。
A ___faint noise came from the attic.
