由于

because; for; as; since; by; with; after; over; through; due; whereby; due to; because of; owing to; as a result of; on account of; thanks to; in view of; by reason of; now that; being; result from

疼痛

ache; hurt; trouble; kill; irritate; pain; soreness; suffering; discomfort; irritation; painful; sore; aching; tender; painfully; in pain; with pain

面部

face; facial

歪曲

distort; twist; warp; skew; pervert; contort; perversion; travesty; distortion; misrepresentation; distorted; warped; contorted