armadillo

n (pl ~s) small burrowing animal of S America with a shell of bony plates around its body which allow it to roll up into a ball when attacked 犰狳（产於南美洲的穴居小动物, 身体覆盖有骨质板甲胄, 遇敌时全身可缩成一团）.

Aries, aright, arise, arisen, aristocracy, aristocrat, aristocratic, aristocratically, Aristotelian, Aristotle, arithmetic, arithmetical, arithmetically, arithmetician, ark, Arkansas, arm, arm in arm, arm-band (also armlet), armada, Armageddon, armament, armature, armchair, armed, armed neutrality, armful, armhole, armistice, Armistice Day (US Veterans' Day), armlet, armor, armorial, armory, armour, armour (US armor), armour-plate (US armor-), armoured (US armored), armourer (US armorer), armoury (US armory),