However care should be exercised because of its high rate of oxidation and the danger of fire.

然而，因为高的氧化速度和火种的危险，因此我们应该特别小心使用它。

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Mobile technology means we can hold the world in our hands. However, when it comes to technology and health care, opportunities and challenges come together.

移动技术意味着我们可以把世界掌握在自己手中，然而，当涉及到技术和医疗保健，机遇和挑战同时出现。

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However, most adult children provide every bit as much care and support to their aging parents as the case in the "good old days", and most older people do not feel abandoned.

然而，大多数成年子女为年迈父母提供的照顾和支持与“昔日美好时光”一样多，这样大多数老年人就不会感到被抛弃了。

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The places under the care of the National Park Service are not all refuges of peace and quiet,however.

VOA: special.2009.09.28

However,many listeners did care. Within a short period, Benny had his own radio show.

VOA: special.2009.10.11

However,dogs without owners to care for them lead a different kind of life.

VOA: special.2010.05.30

However care homes with a "consistently" clear record of delivering excellent services will be inspected less regularly.

BBC: NEWS | Health | Spot-check boost for care homes

Even in a recession, depression, however you care to characterize this economy, people are looking for love!

FORBES: Consumer Stocks Tell The Tale: Shoppers Are Still Buying

Both, however, care deeply about the political power that campaign cash can buy and are willing to trade favors to get it.

CNN: AllPolitics - TIME This Week