Aquatics include: swimming, Water polo, Diving, and Synchronized swimming.Swimming has been on the Olympic Games programme since the first modern Olympic Games in Athens in 1896.
奥运会的水上运动包括：游泳，水球，跳水，花样游泳。从1896年雅典的第一次现代奥运会开始，游泳就是奥运会上的正式项目了。
There are about 75 lifeguards, hired and trained to attend the various Olympic centres for swimming, diving, synchronised swimming, water polo and white-water kayaking.
大约雇佣了有75名训练有素的救生员照看奥林匹克中心的赛事，有游泳、跳水、花样游泳、水球和白水皮划艇。
There are about 75 on duty at the various Olympic centres during swimming, diving, synchronised swimming, water polo and white-water kayaking events.
在游泳、跳水、花样游泳、水球和激流皮艇赛事期间，有约75位救生员在各个奥运场馆待命。
应用推荐