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- Seals often swim under ice. 海豹经常在冰下游泳。
- Running swiftly under ice as clear as glass. 在如玻璃透明的冰层下快速的流动。
- Passing ships are frequently trapped in the waters' notorious ice, but outdoor-loving Finns fish and swim under the gulf's icy crust. 路过的船只经常被此水域的臭名昭著冰层围困，但是爱好户外运动的芬兰人经常在海湾的冰层下捕鱼与游泳。
- They know that a seal swimming under the ice will keep a breathing hole open by its warm breath, so they will wait beside the hole and kill it. 他们知道在冰面下面游泳的海豹呼吸的热气会使冰面上出现洞口,于是他们就在洞旁守侯并捕杀海豹。
- They are good at catching fish because they can swim under water. 因为他们的水下功夫很好，所以他们擅长捉鱼。
- Dynamic optimization of Jacket platforms under ice load. 抗冰海洋平台动力优化。
- Adult male dolphins, which generally travel in pairs, often swim slowly side by side as they sleep. 一般成对旅行的成体雄性海豚在睡觉的时候经常并排缓慢地游动。
- Adult male dolphins,which generally travel in pairs,often swim slowly side by side as they sleep. 一般成对旅行的成体雄性海豚在睡觉的时候经常并排缓慢地游动。
- The children often swam in this river. 孩子们过去经常在这条河里游泳。
- Child as he is, he often swims in the cold winter. 他虽然是个小孩,却经常在寒冬里游泳。
- He often swam in the river when he was young. 他小时侯常在河里游泳。
- Swimming under the water must be a lot of fun. 在水底下游泳一定是很有趣的事。
- I could see little fish swimming under the water. 我可以透过水面看到许多小鱼在游泳。
- The water flow under ice cover is laminar when the flow is slow,especially the flow in large,e. 冰盖下水流慢速流动时,大多数属于层流状态,尤其大体积水体流动时(如水库)更是如此。
- Eye position in freshwater dolphins, which often swim on their side or upside down while feeding, suggests that what vision they have is stereoscopic forward and upward. 淡水海豚眼睛的位置经常在游泳或进食时在一边或倒着，表明他们有前面或下面的立体视觉。
- Satellite measurements of the icy surface of Antarctica have detected an active system of lakes under ice that is about one kilometer deep. 人造卫星的观测显示，南极洲的冰层下面有很多活水湖，深达一公里。
- A： Did you apply any sunscreen lotion If you swim under the scorching sun, you must apply it, or you will definitely get a sunburn. 安妮：你有涂防晒乳液吗?如果你在豔阳下游泳，你是必须要涂的，否则一定会晒伤。
- Jim said he felt like an otter, since he loved to turn and twist in the deep pools and could swim under water a long ways. 吉姆则说他像一只水獭，因为他总是喜欢在深潭里翻滚、旋转，还能在水下呆很长时间。
- I often swim in a river. 我常在河里游。
- Four patients with paroxysmal AF and normal heart underwent RF catheter ablation in left and right pulmonary veins and upper portion of cristal terminalis respectively under ICE. 选择4例阵发性房颤而无器质性心脏病的患者，在ICE指导下根据电生理检查的定位结果分别在左房的左上肺静脉、右上肺静脉及右房终末嵴上部进行射频消融。
