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- Dr Vincent Janik, of the Sea Mammal Unit at St Andrews University, said they conducted the research on wild dolphins. 圣安德鲁大学海洋哺乳动物研究中心的文森特·雅尼克博士说,他们的研究对象是野生海豚。
- Dr Vincent Janik, of the Sea Mammal Unit at St Andrews University, said they conducted the research on wild dolphi . 圣安德鲁大学海洋哺乳动物研究中心的文森特。雅尼克博士说，他们的研究对象是野生海豚。
- Sea mammals must emerge periodically to breathe. 海生哺乳动物必须不断地浮现出海面呼吸
- Sea mammals must periodically emerge from under the sea to breathe. 海生哺乳动物必须不断 地从海底浮出海面呼吸。
- Meanwhile, the Navy must continue relevant researches on the influence that low-frequency sonar has on sea mammals. 与此同时，海军必须继续展开低频声音对海洋哺乳类动物影响的相关研究。
- The 17 sea mammals on gruesome display included porpoises, white dolphins, common dolphins, aa pilot whale, a beaked whale and a pilot whale. 这些动物的尸体分别是小鲸、白海豚、普通海豚、巨头鲸和突吻鲸等。
- An Australian sea lion mugs for the camera off Adelaide, Australia.These highly endangered sea mammals have been hurt by decades ofoverhunting. 在澳大利亚阿德莱德，一头澳洲海狮正对着镜头做鬼脸。近几十年的过度捕猎，使得这些海洋动物有濒临灭种的危险。
- The sea had eaten away much of the shore. 海浪对海岸侵蚀得厉害。
- A sea leopard behind a curtain of plankton. Like all sea mammals, sea leopards are curious, says photographer Bill Curtsinger. But they can also be dangerous. 一只海豹躲在浮游生物的幕面。摄影师比尔·钦格说，像其他海洋哺乳动物一样，海豹非常好奇，但同时也具有危险性。
- Noting the decline in hunts of whales and other sea mammals over the last few decades, the IUCN said accidental killing in fishing gear was now the "main threat" to these species. 注意到在过去几十年间捕杀鲸鱼和其他海洋哺乳类动物的下降，IUCN 说，在渔具中的意外死亡现在是这些物种的“主要威胁”。
- In the winter it is an unlivable, harsh tundra, but in the spring, it supports a diverse crowd of wildlife, including fish, sea mammals, wolves, and millions of migratory birds. 在冬季，这是一个不易居住的，苛刻的苔原，但在春天，它支持不同群种的野生动物，包括鱼类，海洋哺乳类动物，狼，并以百万计的候鸟。
- In no minute did the sea run amuck. 倾刻间海上刮起了大风暴。
- The storm heaved the sea into mountainous waves. 风暴在海面上掀起万丈波涛。
- The sea have erode the cliff face over the years. 海水经年累月冲刷著峭壁的表面。
- The sea was choppy today because of the windstorm. 今天起了风暴，海上波涛汹涌。
- The sea tided the debris ashore. 潮水把碎片杂物冲上海滩。
- I peep out the porthole and see a sea of clouds. 我从飞机的舷窗向外张望，看到一片云海。
- A big ship ploughed the sea at full sail. 一艘大船张满帆在海面上破浪前进。
- The boat was tossed about in the stormy sea. 小船在风急雨骤的大海中颠簸。
- Our ship left port and headed out to sea. 我们的船离开港口向大海驶去。
