And this is very important, because virgin plastic is made from fossil fuels that are an exhaustible resource.

这一点非常重要，因为原生塑料是由可耗竭资源的化石燃料制成的。

No, the best was in wanting it, in sitting and looking at it, when one tasted an exhaustible treasure-house of flavours.

不，最好的是想要它， 坐着看着它，当一个人品尝到一个用尽的味道宝库时。