n.铁锈( rust的名词复数 )；（植物的）锈病，锈菌；v.（使）生锈( rust的第三人称单数 )； 英英释义： rust[ rʌsts ]n.a red or brown oxide coating on iron or steel caused by the action of oxygen and moisturea reddish-brown discoloration of leaves and stems caused by a rust fungusthe formation of re