[ tū; tú ] Ⅰ动词 1.(猛冲) dash forward; shoot out 短语和例子 狼奔豕突 run like a wolf and rush like a boar; 突出敌围 charge out of the enemy's ring of encirclement2.(高于周围) protrude; bulge Ⅱ副词 (突然) abruptly; suddenly 短语和例子 突降暴雨 suddenly rain cats and dogs; 气温突降。 the temperature suddenly dropped.Ⅲ名词 [书面语] (烟筒) chimney 短语和例子 曲突徙薪 rectify blocked chimney and remove firewood