itch /itʃ/ I. n. ［c］ (常作sing.）作痒；渴望：the itch to write fiction写小说的强烈愿望He had an itch on his back.他背部发痒。‖II. vi.发痒；渴望：The bite itched like crazy. 被叮咬处奇痒难熬。My nose is itching. 我的鼻子发痒。Your hands fairly itch to take the wheel.你的手直发痒，就是想开车。