名 standard，law，standard work of scholarship，canon；动 [书]be in charge of，mortgage ；

[例句] 典狱长请英国人坐在一张圈椅里. The inspector begged the Englishman to seat himself in an armchair.

[例句] 植物和授粉动物之间的关系是典生关系. The relationship between plant and pollinator is a mutualistic one.