发疯

go ape

be possessed

go mad

go crazy

out of one's mind

flip out

go out of one's mind

have wheels in one's head

hysterics

out of one's wits

went out of one's mind

take leave of one's senses

gone bananas

off one's rocker

go bananas

alienation

go bugs

发疯[fāfēng]

-gomad;go[become;be]crazy;become[go]insane;beoutofone'smind;drivesb.crazy;beoffone'shead;bebesideoneself;loseone'smind:
Thelettermadeherinsanewithjealousy.那封信使她妒忌得发疯。
Shehasgonecrazyfromgrief.她因悲伤而发疯。

这个平时温和的家伙简直发疯了，开枪打死了十个人。
This ordinary quiet guy just freaked out and shot ten people.

他发疯似的爱著我妹妹。
He seemed mad keen on (ie very interested in) my sister.

他使我快要发疯了。
It drives me crazy.

要是疼痛不马上减轻，我会痛得发疯的！
If this pain doesn't go away soon, shall go mad!

她确信那个年轻人已经发疯。
She was certain that the young man had gone mad.

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