n.bog shrub of north temperate zone having bitter-tasting fragrant leaves
同义词：Scotch galeMyrica gale
英汉双解大词典
sweet gale
1.
N（名词）
a shrub, Myrica gale, of northern swamp regions, having yellow catkin-like flowers and aromatic leaves: family Myricaceae 香杨梅 (Also called bog myrtleOften shortened to gale)