名词解释：preferredstock
Preferred stock entitles owners to a guaranteed dividend, a priority at the time of liquidation, or some other preference over ordinary shareholders.
暂无解析
_______ at all is worth doing well.
The Roman goddess Venus is identified _______ the Greek goddess Aphrodite.
名词解释：copyright
Toaworker,________fromthepointofviewofsocietyisnecessarylaborisfromhisownpointofviewvoluntaryplay.
Heboughtahouseforhischildren________
