老一代：指一个组织（如政党）中保守的、尤其是年长的成员，也可以指一个有声望和影响力的已经建立的团体，与“new guard”相对比。
old guard //
单数型集体名词 If you refer to a group of people as the old guard, you mean that they have worked in a particular organization for a very long time and are unwilling to accept new ideas or practices. 保守派
The old guard did not like the changes that Barros introduced.
保守派不喜欢布鲁尔推行的这些改变。
a faction that is unwilling to accept new ideas
保守派(old guard), 此释义来源于网络辞典。
保守势力(old guard), 此释义来源于网络辞典。
例如，步兵包括老近卫兵（OLD GUARD）、 青年近卫兵（YOUNG GUARD）、
保守派；保守势力
The old guard did not like the changes that Barros introduced.
保守派不喜欢布鲁尔推行的这些改变。
The conservative old guard had re-established its political supremacy.
这位保守派的老卫士已重新建立起其政治上的支配地位。
The old guard was in charge again.
保守派重新掌控了国家。
One other very important thing to understand about this defensive problem and this is one of the debatable issues between the old guard and the traditional interpretation; I'm still giving you the traditional view.
对于防御的问题还有另外一个很重要的因素,这也是老顽固们对传统观点,争论的一个话题,我还是采用传统观点的说法
古希腊历史简介课程节选 : 耶鲁公开课
But the move marks a further departure from the old guard, led by Sanford I.
And while that may ruffle some feathers among the old guard, it's not necessarily all bad.
There is no assurance that Omidyar's efforts will reap any greater good than the old guard.