1. 岗位，邮件   postman, mailman   television broadcasting   post, mail   airmail   Hint Half-n-half Clue   2. 信箱   laptop, portable computer   postage   interview   letter box   Half-n-half Clue   3. 邮差，邮递员   channel   post box, mail box   postman, mailman   televiewer   Half-n-half Clue   4. 邮费   postage   script   express registered   letter box   Half-n-half Clue   5. 无线电广播   telegram   express registered   mobile   radio broadcasting   Half-n-half Clue   6. 调制解调器   aerial   personal computer   interview   modem   Half-n-half Clue   7. 电视播送   press   television broadcasting   aerial   laser printer   Half-n-half Clue