1.worm作名词是“蠕虫”的意思,转化为动词作“为…驱虫”解,可指为动物驱虫,也可指给人驱寄生虫。引申可表示“小心缓慢地行走”“慢慢探得”。
2.worm可用作不及物动词,也可用作及物动词。用作及物动词时,接名词或代词作宾语。

worm in(v.+adv.)
蠕行,钻进 enter a narrow space by twisting slowly; enter by indirect
▲worm in
Don't let any nonmembers worm in.别让非成员钻进来。
We must be on guard not to let the enemy spies worm in.我们必须警惕,不让敌特钻进来。

worm into(v.+prep.)
使(自己)蠕行 move slowly
▲worm oneself into sth
He wormed himself into the front row.他悄悄地移到前排。

worm out of(v.+adv.+prep.)
1.蠕动着爬出,钻出 leave a narrow space by twisting slowly
▲worm out of sth
How did the prisoner worm out of the hole where we trapped him?这个囚犯是怎样从陷阱里钻出去的呢?
2.从…那儿套出 obtain (information) from (sb)
▲worm sth⇔out of sb
Her sister was very clever at worming her secrets out of her.她的妹妹很会从她那儿套出她的秘密。
I finally wormed out of her the reason she broke off her engagement to Jim.我终于问出她和吉姆解除婚约的原因。
3.回避或逃避… avoid or escape from (one's responsibilities, etc. or doing sth)
▲worm out of sth/v-ing
How is she going to worm out of the charge?她打算如何逃脱对她的指控呢?
How can I worm out of giving that report?我怎样才能推掉那个报告呢?
That boy is always trying to worm out of the jobs I give him to do in the house.那个男孩总是试图逃避干我给他安排的家务活。

用作及物动词
▲S+～+n./pron.
I think we'd better worm the cat.我想我们最好给猫驱打虫子。
Have you found any drug to worm your dog?你找到给你的狗打虫的药了吗?
My children have worms.Maybe you've got some gentle drug to worm them with?我的几个孩子肚子里有寄生虫,你们这儿有什么驱除虫子的无刺激驱虫药吗?

［词源］＜古英语wyrm(蠕虫)

Many birds eat worms.很多鸟类都以虫为食。
The glowworm isn't a worm.萤火虫不是蠕虫。