知識貝殼
知識貝殼
所屬欄目：英語習(xí)語
in addition to what is required; more than is required by the terms of ones employment. □ We didnt expect the police officer to drive us home. That was above and beyond the call of duty. □ The English teacher helped pupils after school every day, even t ......（本文共 236 字 ） [閱讀本文] >>