http://www.youtube.com/watch?v=5vl8Uah1Exk 4:03 you have to get to the release point now. roger that. 投下地点に到達せよ。了解です。
http://www.youtube.com/watch?v=dN9rfJvFHgw 1:09 roger that
http://www.youtube.com/watch?v=6xL4OQS4c8o 4:39 okay, got you. roger that.
練習問題解答
a-3882 roger that