lemming

n small mouse-like rodent of the arctic regions which migrates in large numbers, often with many of the animals drowning in the sea 旅鼠（栖居极地一带的小型啮齿动物, 定期集体迁徙, 常径直入海溺亡）: a lemming-like readiness to follow their leaders into certain disaster 象旅鼠一样盲目追随领袖赴汤蹈火.

legislative, legislator, legislature, legit, legitimacy, legitimate, legitimately, legitimation, legitimize, legitimize, legitimise, legless, legume, leguminous, lei, leisure, leisure centre, leisured, leisureliness, leisurely, leitmotiv (also leitmotif), lemon, lemon curd (also lemon cheese), lemon sole, lemon squash, lemon-squeezer, lemonade, lemur, lend, lend a helping hand to sb., lend itself to, lender, lending, length, lengthen, lengthily, lengthy, lenience, leniency, lenient, leniently,