必: Ⅰ副词(必定; 必然) certainly; necessarily; surely 短语和例子必死无疑 be certain to die; 未必 can not be sure; 战则必胜 surely win the battle if fighting; 骄兵必败。 an army swollen with pride is bound to lose.Ⅱ动词(必须
必恭必敬: reverent and respectful; displaying full courtesy; showing great politeness; extremely deferential; in a most respectful attitude; in humble reverence; reverent and respectful; showing gre