Most intriguing is underwater walking in which wearing an oxygen helmet you meander along the ocean bed among coral and shoals of striped fish.
最引人入胜的是海底漫步，你可以戴着潜水用的氧气头盔漫步在洋底，徜徉在珊瑚和成群的条纹鱼中间。
Most intriguing is. underwater walking, in which, wearing an oxygen helmet, you meander along the ocean bed among coral and shoals of striped fis.
最引人入胜的是海底漫步，你可以戴着潜水用的氧气头盔漫步在洋底，徜徉在珊瑚和成群的条纹鱼中间。
Because of the complexity in underwater soil, river bed condition and dredging process of a real dredging project, dredging conditions are very often unsteady.
在实际的疏浚作业过程中，由于水下土质、河床形态和作业过程的复杂性，严格地讲，疏浚工况是非恒定的。
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