The date for receipt of applications is approaching. ( 申請信的收信截止日期越來越近了。 ) 前面加上介係詞on /upon receipt of sth.意思是指收到什麼東西的時候。比如 ... ... <看更多>

"On receipt" and "Upon receipt" would be synonymous (I suppose there is a minor grammatical difference, but in daily use you could use ... ... <看更多>

That kind of behavior is not part of the routing modules but part of applications. The routing modules only deal with trying to move ... ... <看更多>