Thoracic outlet syndrome (TOS) is caused by compression of the brachial plexus, subclavian artery or vein as they exit the chest.是什么意思_Thoracic outlet syndrome (TOS) is caused by compression of the brachial plexus, subclavian artery or vein as they exit the chest.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句