prone
adjective uk/prəʊn/ us/proʊn/
(TENDING)
be prone to something/do somethingC2 易于遭受（疾病）的;有（消极）倾向的
likely to suffer from an illness or show a particular negative characteristic
I've always been prone to headaches. 我总是容易头疼。
He was prone to depression even as a teenager. 甚至在青少年时期他就容易情绪抑郁。
She's prone to exaggerate, that's for sure. 她喜欢夸大其词，这一点是肯定的。
(LYING DOWN)
formal俯卧的，趴着的
lying face down
The photograph showed a man lying prone on the pavement, a puddle of blood around his head. 这张照片上一名男子趴在人行道上，头部周围有一滩血。