多鳍鱼

Seventeen species of fish were identified in the diet. The most numerous were chub Leuciscus cephalus and roach Rutilus rutilus.

在其食物中共鉴别出17种鱼类，其中数量最多的是圆鳍雅罗鱼和拟鲤。

Included here are fishes having either a bony skeleton, such as a perch, or a cartilaginous skeleton, such as a shark, or those lacking a jaw, such as a lamprey or hagfish.

以具有鳍及用腮呼吸为特征的一种冷血水上脊椎动物，包括多骨骼鱼类，如河鲈；或软骨鱼类，如鲨鱼；或无颚鱼类，如七鳃鳗或八目鳗类鱼

The Plainfin Midshipman is one of several fish species, which make sounds, but its recital can go on for up to an hour.

平鳍美洲蟾鱼是少数几种能够发声的鱼类之一，它的独奏能持续一个多小时。

The major bycatch species of sergestid shrimp mid-trawl and planktonic shrimp mid-trawl was Trichiurus lepturus, while the Harpadon microchir and Gerres filamentosus were the main bycatch species for bottom shrimp trawl and shrimp beam trawl, respectively.

四种渔业混获与目标渔获比为1.93~15.08，以桁杆式虾拖网最高，其余三种渔业皆在3.3以下，正樱虾及中型毛虾中层拖网混获最多的种类为白带鱼，底层虾拖网为小鳍镰齿鱼，桁杆式虾拖网为曳丝钻嘴鱼。

Fish recipes include recipes using salmon, tuna, catfish, flounder, orange roughy haddock, tilapia, and many more.

鱼类食谱包括食谱用鲑鱼，鲔鱼，鲶鱼，比目鱼，桔连鳍鳕，罗非鱼，和更多。

All creatures that are capable of motion move with four or more points of motion; the blooded animals with four only: as, for instance, man with two hands and two feet, birds with two wings and two feet, quadrupeds and fishes severally with four feet and four fins.

所有能够运动的动物都有四个或更多的运动触点；有血动物只有四个：像是，例如，人有两手和两脚，鸟有两翅和两足，四足动物和鱼各自有四足和四鳍。

Western Blot analysis indicated that parvalbumins from four fish (common carp, silver carp, crucian carp, sea bream) can all be detected by the polyclonal antibody specifically.

用制备的多克隆抗体进行Western blot分析，能特异地检测四种鱼（鲤鱼、鲢鱼、鲫鱼、黄鳍鲷）中的小清蛋白。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。