鳍

The dorsal spine anlage first appeared suspended in the middle part of the finfold atca.

背棘原基首先出现而中止于约2.5mm全长的鳍褶中部。

In Chapter 3, fin antennas are studied again.

第三章对鳍状天线进行了新研究。

The fins touched down silently, thirteen clamping armatures splayed two meters from the center of the room.

鳍状塔无声无息的降落，十三个卡爪从房间的中心张开两米宽。

The basic dimensions and shapes are accurate, with a few exceptions: I moved the gun turrets to be flush with the forward edge of the barbettes, the wooden deck was extended forward of the gunwale, which itself had its support fins moved to the front side.

除少数例外情况，基本的尺寸和形状是准确的：我把炮塔移动到barbettes的前缘，木制甲板向前延伸到船舷的上缘，自有的支持鳍移至前端。

For this Canadian chef, the meal would start with one kilo of caviar and blini, a Russian pancake, followed by fresh bluefin tuna from Nova Scotia, served raw with a soy sauce and self-hunted snipes, prepared classically.

马丁皮卡特为此加拿大厨师，吃饭将开始与一公斤鱼子酱和blini ，俄罗斯煎饼，其次是新鲜蓝鳍金枪鱼的新斯科舍，生了酱油和自我猎杀奈普斯，准备经典

You will need to tell them the exact location of the stranded whale and give an accurate description of its type you should take notes as to its size , body shape , color , the size and positions of its fins , the location and number of blowholes , and whether or not the stranded whale has throat grooves.

你将需要告诉他们搁浅的鲸鱼确切的所在地，和提供准确的描述它的特徵你应该记笔记关於它的大小、身形、颜色、鳍的大小和位置、喷水孔的位置和数量和那个搁浅的鲸是否有喉腹摺。

They are brutal. They can snap each other's jaws, tails, flippers, lacerate blowholes.

他们非常残酷，他们全方位攻击对手：咬咽喉、尾巴、鳍肢，撕裂呼吸孔。

Canards are small horizontal fins mounted on the fuselage in front of an aircraft's main wings to provide greater control, particularly during high angles of attack.

canards是小型卧式鳍安装在机身前的某型飞机的主要翅膀，以提供更大的控制，尤其是在高攻角。

Due to very attractive prices offered by Thai canners, the

但从数量上来看，还是比7月份要低一些，主要是黄鳍金枪鱼的渔获量减少了。

Scientists in the U.S. and Switzerland were studying the cichlids that live in African lakes.

美国和瑞士的科学家研究了非洲湖泊中的棘鳍类热带淡水鱼。

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。