flexible arm
中文翻译
[医] 可曲[机]臂
常见例句
1
n the bags of letters and packages that are transported by the postal service n the system whereby messages are transmitted via the post office n a conveyance that transports the letters and packages that are conveyed by the postal system n any particular collection of letters or packages that is delivered n (Middle Ages) flexible armor made of interlinked metal rings v send via the postal service v cause to be directed or transmitted to another place