双侧

双侧	shuāng cè	two-sided / bilateral
双	shuāng	variant of 双
双	Shuāng	surname Shuang
双	shuāng	two / double / pair / both / even (number)
侧	cè	the side / to incline towards / to lean / inclined / lateral / side
侧	zhāi	lean on one side