ulna
n
(pl -nae ) (anatomy 解) inner and thinner of the two bones of the forearm inman; corresponding bone in an animal's foreleg or bird'swing 尺骨. =>illus at skeleton 见skeleton插图. Cf 参看 radius.
🗣️ 情景例句
Sorry I'm late.
很抱歉我迟到了。
One who can do everything can do nothing.
什么都能做,什么都不行。
They will be coming by train and most of the young people in the town will be meeting them at the station.