Today, however, the potential problem is too much carbon dioxide.

但如今，潜在的问题是二氧化碳过多。

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However, today there are some products on the market that have SPFs as high as 50.

然而，如今市场上有一些防晒霜产品的防日光系数高达50。

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However, for many Americans today, weekend work has unfortunately become the rule rather than the exception.

然而，如今对许多美国人而言，周末工作已不幸成为惯例而不是特例。

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Today,however, it is not the history but the beauty of the gardens at Dumbarton Oaks that captures our attention.

VOA: special.2009.09.21

However, in our culture today, we don't give ourselves the permission to be human, the freedom to experience these painful emotions as well.

然而在当今的文化中，我们不准许自己为人，也没有体会痛苦情绪的自由。

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However,much of what we know today about the Grand Canyon was recorded by John Wesley Powell.

VOA: special.2009.10.07

However today both the statue and the windows are on the ground floor.

BBC: Pentillie work may solve mystery of its original owner

When they were built, canals were a miracle, of what was then, modern enginering, however today, they are as commercialy redundent as the horse and cart.

BBC: Calls

However, today, with an all-volunteer force, fewer Americans serve or know someone who does.

WHITEHOUSE: Joining Forces to Support Military Families