He often devours some insects, such as cockroaches, centipedes, earthworms.是什么意思？

He often devours some insects, such as cockroaches, centipedes, earthworms.

他经常蚕食昆虫, 如蟑螂 、 蜈蚣 、 蚯蚓.

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

often

adv. 常常，经常，时常，再三；

例句
Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。

devours

v. 吞没( devour的第三人称单数 )，耗尽，津津有味地看，狼吞虎咽地吃光；

例句
He often devours some insects, such as cockroaches, centipedes, earthworms.
他经常蚕食昆虫, 如蟑螂 、 蜈蚣 、 蚯蚓.

some

det. 一些，某个，部分，相当多的；pron. 一些，若干，（数量不确切时用）有些人；adv. 大约，有点，稍微；

例句
It's not a question of some abstract concept.
这不是某个抽象概念的问题。

insects

n. 昆虫( insect的名词复数 )，虫类；

例句
Flowers are designed to attract insects which then carry the pollen from plant to plant...
花的作用在于吸引昆虫，然后昆虫再将花粉传到其他植株上。

such

det. 这样的，那样的，如此，这样；

例句
...abstract principles such as justice...
正义等抽象原则

as

adv. 同样地，一样地，例如；prep. 作为，以…的身份，如

例句
As far as I can recall, Patti was a Smith.
我记得帕蒂是姓史密斯的。

cockroaches

n. 蟑螂( cockroach的名词复数 )；

例句
At night, the cockroaches filled the house with their rustlings.
夜里, 屋里尽是蟑螂窸窸瑟瑟的声音.

centipedes

n. 蜈蚣( centipede的名词复数 )；

例句
In the roots of the olives, you could find centipedes as long as a pencil.
在橄榄树的根部可以找到像铅笔一样长的蜈蚣。

Earthworms

n. 蚯蚓( earthworm的名词复数 )；

例句
Dieldrin is related to aldrin, and its toxicity to earthworms is similar.
狄氏剂与艾氏剂有关,对蚯蚓的毒性是相似的.