When you have tanks of air on your back you can stay in deep water for a long time 该文章转载自出国

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• When you have tanks of air on your back you can stay in deep water for a long time 该文章转载自出国
• 英语翻译Skin-diving is a new sport today.This sport takes you into a wonderful new world.It is like a visit to the moon.When you are under water,it is easy for you to climb big rocks,because you are no longer heavy.Here,under water,everything is blue and green.Kuring the ady,there is plenty of light,When fish swim near by,you can catch them with your hands.When you have tanks（罐）of air on your back,you can stay in deep water for a long time.But you must be
• with a tank of air on your back ,you canSkin-diving（轻装潜水）is a new sport today. This sport takes you into a wonderful world. It is like a visit to the moon. When you under water, it is easy for you to climb big rocks, because you are no longer heavy. Here, under water, everything is blue and green. During the day, there is much light. When fish swim nearly, you can catch them with your hands. When you have tanks of air on your back you can stay in de
• When you have tanks of air on your back you can stay in deep water for a long time 该文章转载自出国
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