didactic
他的风格说教性强，强调教导而非探索。
His style is ___didactic, emphasizing instruction over exploration.
孩子们对阿姨关于礼仪的冗长说教感到厌烦。
The children grew tired of their aunt's ___didactic lectures on proper manners.
博物馆的说教式语音导览对参观者居高临下，而不是激发他们的好奇心。
The museum's ___didactic audio guide talked down to visitors rather than engaging their curiosity.