n.靛蓝,靛蓝染料,靛蓝色,[植]槐蓝属植物
adj.靛蓝色的
The sky was indigo blue, and a great many stars were shining.
天空一片深蓝, 闪烁着点点繁星.
He slipped into an indigo tank.
他滑落到蓝靛桶中.
Indigo tattoos adorn her forehead.
她的前额纹着靛青色的刺青。