principle caregiver的相關資料：
臨近單詞
principle model
principle
principle of presumption of innocence
Principle of Hitting-ball in Tennis
principle of language deferringto law
Principle of Climatological Data Base
principle of least energy dissipation
principle of least energy consumption
principle of diminishing productivity
Principle of concrescence and process
Principle of selection and collection
principle of re-moval of constraint
