Here, the gold and silver apples are specifically alchemical symbols of body and soul, and a kind of mystical image of earthly paradise.

这里银苹果金苹果具体指,身体和灵魂魔法上的象征，是古时天堂的一种形象。

耶鲁公开课 - 现代诗歌课程节选

In Section III below, Yeats says, "Get all the gold and silver that you can"-- "Provide, provide!" But just as in Frost, this strategy isn't going to work.

在第三节里，叶芝说，获得你能获得的黄金和白银-,请拿出来，请拿出来！，但正像弗罗斯特，这个方法行不通。

耶鲁公开课 - 现代诗歌课程节选

So you build it with a material like silver and gold, and then you encounter the problems of society that your bridge might get stolen because somebody thinks they have a better use for silver and gold than your bridge.

但如果你用金或银这样的材料,你又会面对新的问题,你的桥会被偷走,因为有人认为金和银有比造桥更好的用途

耶鲁公开课 - 生物医学工程探索课程节选

And isn't that clear already from their colors, the material that they're made of Gold and silver, these colors marked them as fashioned, precious objects, inorganic, and in all these ways beyond time and nature, growth or decay.

从它们的颜色上很容易知道，制作它们的材料,金银说明它们是,特制的珍贵的物件，非自然生长的，这些都是超越时间自然,不会生长或衰亡。

耶鲁公开课 - 现代诗歌课程节选

Yeats represents that moment of consummation as the plucking of the silver and the gold apples.

叶芝用采撷银苹果和金苹果,来表现这一极致的时刻。

耶鲁公开课 - 现代诗歌课程节选