鳍脚类

"Either of the two largest pinniped species: the northern elephant seal, of coastal island s off California and Baja California, or the southern elephant seal, of sub-Antarctic regions."

鳍脚亚目海豹科两种最大的鳍脚类水生哺乳动物的统称，即︰北方小吻象海豹，主要栖于加州和墨西哥下加利福尼亚的沿海岛屿；南方象海豹，栖于整个南极附近地区。

"Either of the two largest pinniped species: the northern elephant seal, of coastal islands off California and Baja California, or the southern elephant seal, of sub -Antarctic regions."

鳍脚亚目海豹科两种最大的鳍脚类水生哺乳动物的统称，即︰北方小吻象海豹，主要栖于加州和墨西哥下加利福尼亚的沿海岛屿；南方象海豹，栖于整个南极附近地区。

Of the shark-kind some have no fins, such as those that are flat and long-tailed, as the ray and the sting-ray, but these fishes swim actually by the undulatory motion of their flat bodies; the fishing frog, however, has fins, and so likewise have all such fishes as have not their flat surfaces thinned off to a sharp edge.

一些鲨鱼类动物没有鳍，就像貂鱼和黄貂鱼一样，但是这些鱼实际上是靠扁平身体的波动来移动；然而鱼蛙有脚，就像所有没有平滑身体削薄到尖锐边缘的鱼类一样。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。