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aqualung造句
1. Watch to time air supply in aqualung. 2. Aqualung Calypso Partner :All the advantages of a Partner Titan LX Supreme version with 1 metre yellow hose and Yellow second stage. 3. The President of Russia Dmitry Medvedev dived with aqualung to the bottom of the Volga and thought about ecology during... 4. This was brought home to me many years ago when I dived into the River Kennet with an aqualung. 5. This was all happening half a century ago, before the invention of the aqualung. 6. So Thomas played bridge with them, and swam, and learned to use an aqualung. 7. It was a perfection of a valve that made the aqualung possible and put man back into the sea with all the freedom of a fish.