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They also secrete a waxy, transparent substance called cutin.是什么意思？

They also secrete a waxy, transparent substance called cutin.

它们还分泌蜡质的透明物质,称作角质.

相关词汇
they also secrete waxy transparent substance called cutin

they

pron. 他/她/它们，人们，大家，政府，当局，她们；
例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

also

adv. 也，同样，并且；conj. 另外；
例句
The media have also abetted the feeling of unreality.
媒体也在一旁对这种非现实感推波助澜。

secrete

vt. [生]分泌，隐匿，隐藏，私下侵吞；
例句
The sweat glands secrete water.
汗腺分泌汗液。

waxy

adj. 像蜡的，蜡色的，苍白的，光滑的；
例句
Choose small waxy potatoes for the salad.
选些个头小、表皮光滑的土豆做色拉。

transparent

adj. 透明的，清澈的，易识破的，显而易见的；
例句
...a tiny little transparent pill, about 20 millimetres long.
大约20毫米长的透明小药片

substance

n. 物质，材料，实质，内容，[神]灵，（织品的）质地；
例句
This is how we see our tasks, and the substance and content of our work for the forthcoming period.
这就是我们对工作任务的看法，以及下一阶段我们工作的实质与内容。

called

v. 叫( call的过去式和过去分词 )，通电话，认为，估计；
例句
He has also called for an acceleration of political reforms.
他同时呼吁加快政治改革的步伐。

cutin

n. 角质，角皮质；
热门例句
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。
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。
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。
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。
相关例句
The body's metabolism is slowed down by extreme cold.
严寒可以使身体新陈代谢的速度下降。
George Fodor points to other weaknesses in the way the campaign has progressed.
乔治·福多尔以运动开展过程中的其他不足为证。
A man rushed out of the bank and two men took after him.
一名男子冲出银行,另两名男子追了出来。
"This ought to be fun," he told Alex, eyes gleaming.
“这应该会很有趣！”他对亚历克斯说,两眼闪闪发光.
marine planktonic diatom
海洋浮游硅藻
He held firm opinions which usually conflicted with my own...
他所持的观点通常与我的相左，而且很难改变。
She was willing to help, but her services were not called for.
她倒是愿意帮忙, 只是已经没有请她帮忙的必要了。
They are in diametric ( al ) opposition to each other.
他们彼此 针锋相对.
Plicate carpel 6 ~8, initiated in a whorl simultaneously.
心皮6～8枚, 呈一轮同时发生,为对折型心皮.
It's an auspicious year for your career.
您今年在事业方面的运势很旺.