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The dorsal surface of its cuttlebone is yellowish and evenly convex.是什么意思？

The dorsal surface of its cuttlebone is yellowish and evenly convex.

它的侧背面是微微的黄色,并且均匀的突起.

相关词汇
the dorsal surface of its cuttlebone is yellowish and evenly convex

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

dorsal

adj. 背的， 脊的，背部的，背面的；
例句
...a dolphin's dorsal fin.
海豚的背鳍

surface

n. 表面，外观，外表，地面。水面；vi. 浮出水面，在表面工作，显露；vt. 使浮出水面，使成平面；adj. 表面的，外观的，外表上的，平地上的，肤浅的；
例句
Somewhere deep beneath the surface lay a caring character...
在内心深处的某个角落里埋藏着一颗爱心。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

its

pron. (it的所有格形式)它的，厥；
例句
The government is to accelerate its privatisation programme.
政府将加快其私有化计划的进程。

cuttlebone

n. 墨鱼骨，海螵蛸；
例句
The dorsal surface of its cuttlebone is yellowish and evenly convex.
它的侧背面是微微的黄色,并且均匀的突起.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

yellowish

--
例句
In the presence of acetic acid, p - anisidine reacts with aldehydes producing a yellowish color.
在乙酸存在下, p - 茴香胺与醛类反应产生黄色.

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

evenly

adv. 平坦地，均匀地，淡然地，不卑不亢地；
例句
Distribute the topping evenly over the fruit.
将配料均匀地撒在水果上。

convex

adj. 凸的，凸面的，凸状，凸形；
例句
...the large convex mirror above the fireplace.
壁炉上方的大凸面镜
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他当众承认自己可能犯了个错误。
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一份耕耘，一份收获。
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德拉尔图是位优秀的运动员，赢得比赛也是理所当然。
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如果你有幸成为其中一个被选中参加表演的来电者，就可能会赚大钱。
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这种音乐对我们的灵性有负面的影响.
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