查询词典 dorsal

The most important part of our scientific observation was to see whether they had nicks on their dorsal fin.

我们要做的科学观察最重要的部分是看看在他们的背鳍上是否有小疤痕。

We know this because we can distinguish the male by their large dorsal fin.

我们能知道是因为可由大背鳍区别为雄性。

The first dorsal fin is black at the front.

第一个 （刺背鳍是在前面的黑。

It is not unusual to see a striper 's dorsal fin whizzing past you while casting in knee deep water .

这不是不寻常的看到一个变色的背鳍驰驱，过去你而铸造的膝盖深的水。

The first dorsal fin is composed of six to nine independent, short, stout, and sharp spines.

第一次的背鳍由六至九独立、短期、结实，和锐利刺。

Distinctive black marking on the dorsal fin indicates that it is a female.

慢慢的小罗的背鳍上会有黑色的斑纹出现。

The length of the dorsal fin is characteristic of Cichlids but these fish do not look like the discus.

背鳍的长度是丽鱼科鱼的特征，但图中的这些鱼看上去不像七彩，反倒更像Apistogrammas。

We all know the balance of dorsal fin in fish organs nature does not

众所周知，背鳍是鱼类的平衡器官，自然界中没有

Therefore no dorsal fin eggs planted in the Gold

因此，没有背鳍的蛋种在金

Thin deep-water tropical fish 20 to 30 feet long having a red dorsal fin.

纤细身体的热带鱼，体长达20至30英尺，有红色的背鳍。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。