Subtle: Describes delicate wines with finesse, or flavors that are understated rather than full-blown and overt. A positive characteristic.

精妙的：形容精致的葡萄酒带有精细感，或指朴素而非丰盛明显的风味。一个肯定的特征。

youdao

The opening trumpet fanfare consists of a similar rhythmic theme, as in Beethoven's Fifth Symphony: It shifts from repose to overt rage in a matter of seconds.

NPR: Mahler's Fifth Symphony: The Everest of Music

Any overt display of a business purpose to the lunch is considered crass.

FORBES: Side Lines

Third, France's overt campaign for a smaller, more exclusive inner core is stoking the fears of Britain and some others.

ECONOMIST: Charlemagne