urn

n.缸，(可以热咖啡或茶并保温的)壶

urbanization, urbanisation, urbanize, urbanize, urbanise, urchin, Urdu, urea, ureter, urethra, urge, urge sb to do, urge sb. on, urged, urgency, urgent, urgently, uric, urinal, urinary, urinate, urine, us, USA, usable, USAF, usage, use, use up, used, used to, used to do, useful, usefully, usefulness, useless, uselessly, uselessness, user, user-friendly, usher, usherette,