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 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 lifeguards, hired and trained to attend the various Olympic centres for swimming, diving, synchronised swimming, water polo and white-water kayaking.
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