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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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He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
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On the basis porous carbon , the reactive sintering silicon carbide ceramics were prepared by ihrigizing reaction.
以此为基础, 进一步通过渗硅反应,制成反应烧结碳化硅陶瓷.
He gave my hand a warm clasp.
他热切地紧握我的手。
The Arthasastra reads strangely like Machiavelli's Prince , which was written about 1,800 years later.
这本书的内容和约1800年后的马基雅弗利所写的《君主论》有着惊人的相似之处.
He said that the situation in his country is very grave...
他说他的国家情况十分危急。
Thus, enough equations are generated to make the problem determinate.
于是, 产生了足够的方程使问题为定解.
She has been deliberately left off the guest list.
她被故意排除在嘉宾名单之外。
This was a dreadful crime and a severe sentence is necessary...
这一罪行十分恶劣，必须要重判。
It is just a public relations gimmick.
这只不过是一种公关伎俩。
Embryos successfully attached themselves to the walls of these laboratory wombs and began to grow.
胚胎成功地附着在这些子宫的宫壁上,并开始生长.
He became skilled in several tribal lingoes.
他精通几种部族的语言.