We'll need to take up references do the homework for me “They can work directly to that point very quickly, within seconds,” said Paul Newcomb, the general manager of Aquatic Safety Concepts, maker of the Wahooo system. “It gives you the ability to learn very quickly that you have someone in trouble, and it gives you the ability to locate them very quickly, which is the key to the whole issue.” 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])