devilishly
adv. 极其地,非常地;恶魔般地,残忍地
例句
It is devilishly painful.
那真是太痛苦了。
《柯林斯英汉双解大词典》
Flu has a devilishly efficient transmission mechanism.
流感有非常有效的传播机制。
These 'healthy' habits could be devilishly bad for you.
这些看似健康的习惯可能会对你造成极大的伤害。