The Social Democratic Party has sunk without trace at these elections.社会民主党在这些选举中已销声匿迹。The Social Democratic Party has vowed to try to stall the bill until the current session ends.社会民主党誓言要将该议案拖到本次议会会议结束之后。The Social Democratic Party was full of people of an academic cast of mind.社会民主党内尽是些学究式思维的人。