bullrush是什么意思音标:英 ['bjlrʌʃ]

n. [植]芦苇, 香蒲, 纸草

n tall marsh plant with cypndrical seed heads that explode when mature shedding large quantities of down; its long flat leaves are used for making mats and chair seats; of North America, Europe, Asia and North Africa
n tall rush with soft erect or arching stems found in Eurasia, Austrapa, New Zealand, and common in North America