vacuum

n.真空；真空吸尘器 vt.以真空吸尘器清扫

V and A, V, v, v.=inquire, vac, vacacy, vacancy, vacant, vacant possession, vacate, vacation, vaccinate, vaccination, vaccine, vaccum cleaner, vacillate, vacillation, vacuity, vacuous, vacuously, vacuousness, vacuum cleaner, vacuum pump, vacuum tube (US) (Brit radio valve), vacuum-packed, vade-mecum, vagabond, vagary, vagina, vaginal, vagrancy, vagrant, vague, vaguely, vagueness, vain, vainglorious, vainglory, vainly, vainness, valance,