unconspicuous

adj.不明显的,不引人注目的

不显眼的；不引人注意的；不引人注目的

形容词

1、He tried to keep himself inconspicuous in the crowd.
他努力在人群中保持低调。
2、The thief was wearing inconspicuous clothing to avoid detection.
小偷穿着不引人注意的衣物以避免被察觉。