Woad
n. [植]菘蓝,靛蓝
📖 牛津释义
woad
n[U]
(a) blue dye formerly obtained from a plant of the mustard family 菘蓝（旧时取自菘蓝植物的染料）.
(b) this plant 菘蓝（植物）.
🗣️ 情景例句
Yes.
有。
We kept on discussing the problem for four hours.
我们持续讨论那个问题达四小时。
I feel I am the happiest person in the world.
我觉得自己是世界上最幸福的人了。