【头头是道】〖tóu tóu shì dào〗[closely reasoned and well argued; appear impressive; clear and logical; do sth. to sb.'s perfect satisfaction]

头角峥嵘著诗典，

头白齿豁汉英翻。

是从惟义世界语，

道远知骥大同寰。

形容说话做事很有条理。DescribeTalking and doing things very well organized. 同：有条有理、井井有条。反：语无伦次、杂乱无章。反：斑马的脑袋、脑袋上走蚂蚁。谜：一元论、四通八达。