词汇	drop a nod
释义	drop a nod 行屈膝礼
随便看	A fluent speaker A fluent speaker;fluent in three languages a fluent writer a fluff of hair a fluffy musical comedy a fluffy puppy a fluffy souffle a fluid analogue computer A fluid cannot withstand a shear a fluid consistency a fluid-loaded circular cylindrical shell A fluid ounce a fluid political situation a fluid style A fluid substance is any substance which flows a flu jab a fluke goal a fluky breeze a fluky wind afluon a flurry of activity a flurry of alarm A flurry of wind upset the small boat aflush A.Flush all test cocks