sea onion

sea-onion的词性：
n.（名词）

1. A Mediterranean plant (Urginea maritima) of the lily family, cultivated for its bulb that yields a powder used medicinally and as a rat poison. Also called red squill, squill
海滨洋葱：一种百合科的地中海植物（白海葱 绵枣儿属） ，由于其球茎能被用作药物和灭鼠药的粉末而被广泛种植 也作 red squill， squill

2. A small bulbous European plant (Scilla verna) having fragrant blue flowers.
海葱：一种小的长球茎的欧洲植物（绵枣儿属 春花绵枣儿） ，开芳香的蓝色花朵