We want to know what is perennially new about the world.
我们想知道世上什么东西永远是新的。
It may confirm their view that Brazil is a perennially difficult partner.
这可能确认了他们的看法，巴西将是越来越难搞定的伙伴。
We have inventory on hand perennially, so we can guarantee the supply rate.
公司常备库存，能够及时交货。
And oil degradation in polar area is very slow for perennially low temperature there.
由于这些地区常年处于低温状态，石油烃的自然降解非常缓慢。
And oil degradation in polar area is very slow for perennially low temperature there.
由于这些地区常年处于低温状态，石油烃的自然降解非常缓慢。
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