1. 收音机   telephone   tape recorder   postcard   radio   Hint Half-n-half Clue   2. 录音机   postcard   video   tape recorder   radio   Half-n-half Clue   3. 信件   telefax, fax   letter   news   telephone   Half-n-half Clue   4. 话筒   radio   microphone   news   advertisement   Half-n-half Clue   5. 计算机   post office   parcel   newspaper   computer   Half-n-half Clue   6. 电传，电传   tape recorder   newspaper   post office   telefax, fax   Half-n-half Clue   7. 录影   advertisement   letter   courier, messenger, speed post   video   Half-n-half Clue