The center has many activities that are addressing these issues.
我们的中心有很多活动，回答这些问题。
Of course, there are many more possible reasons why a Rails application has performance issues.
当然，Rails应用程序具有性能问题的原因可能有很多。
Meanwhile, China has many urgent issues to tackle at home.
与此同时，中国有许多紧迫的问题需要解决。
Why China has so many issues with so many countries?
为什么中国和周边国家有这么多问题？
Electronic commerce has added many new issues to international trade.
电子商务给国际贸易带来了许多新问题。
Electronic commerce has added many new issues to international trade.
电子商务给国际贸易带来了许多新问题。
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