“下垂”怎么读？

左翼下垂至与地面成90度角。The left wing dipped until it was perpendicular to the ground.善于倾听的人甚至坐姿也很坦荡端正：身体放松，双臂自然下垂。Good listeners even sit in an open way: relaxed, arms loose.挺身站直，双臂自然下垂。Stand reasonably erect, your arms hanging n...

“下垂”的英语可以翻译为：hang down，droop，[医] prolapse，ptosis，nutation ...