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The larvae prey upon small aphids.是什么意思？

The larvae prey upon small aphids.

这种幼虫以小蚜虫为食。

相关词汇
the larvae prey upon small aphids

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。

larvae

n. （昆虫的）幼虫，幼体( larva的名词复数 )，(larva的复数)；
例句
The larvae burrow into cracks in the floor.
幼虫钻进了地板的缝隙里。

prey

n. 被捕食的动物，捕食（习性），受害者，受骗者；vi. 捕食，（疾病等）使人慢慢衰弱，折磨，（人）靠欺诈为生；
例句
The spider must wait for prey to be ensnared on its web.
蜘蛛必须等待猎物被它的蛛网困住。

upon

prep. 在…上面，当…时候；
例句
...the doctrine of absolute monarchy based upon divine right.
以神权为基础的君主专制学说

small

adj. 小的，难为情的，低级的，卑劣的，细微的，微弱的；adv. 小小地，卑鄙地；n. 细小部分，腰部，琐碎东西，身份低的人，矮小的人；
例句
Car manufacturers are already producing small numbers of electric vehicles to test customer acceptance...
汽车制造商们已经开始生产少量的电动车辆以测试顾客的接受程度。

aphids

n. 蚜虫( aphid的名词复数 )；
例句
...pests like aphids which infest cereal crops.
像蚜虫这样大肆侵害谷物的害虫
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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。
相关例句
Synchronizing these attacks may be difficult in the fog of war...
在迷雾一样的战争中可能很难同时发动这些攻击。
She told the industry in blunt terms that such discrimination is totally unacceptable.
她直截了当地告诉业界，这种歧视是完全无法接受的。
The all-female yacht crew made history by becoming the first to sail round the world...
这艘游艇的船员为清一色的女性，她们进行了首次环球航行，创造了历史。
...a masterpiece of 18th-century town planning...
18世纪城镇规划的杰作
Don't arch your back, keep your spine straight.
别佝着背，把腰挺直。
England need heroics from the captain now.
英格兰队此刻需要队长采取英勇果断的行为。
He has suffered a serious setback in his political career.
他的政治生涯遭遇了一次严重挫折。
These cells are widely distributed throughout the body...
这些细胞在人体内分布广泛。
The Russian Parliament will hold a special session later this month to decide his fate...
俄罗斯议会本月晚些时候将举行特别会议决定他的命运。
The privations of monastery life were evident in his appearance.
从他的外表来看可以明显看出修道院生活的清贫。