4 SEC Backup pumps within the secondary loop automatically turn on.

4秒二次回路中的备用水泵自动启动。

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0 SEC the pumps in the secondary loop shut down automatically, due to a slight malfunction.

0秒二次回路中的水泵因为一个小故障而自动关闭。

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The SEC investigation's outcome might ruffle some Facebook feathers — and even cause secondary market valuations to fall — but will not directly precipitate an IPO.

美国证交会的调查结果可能会令Facebook有些恼怒，甚至有可能导致二级市场估值下跌，却并不会直接导致Facebook的首次公开募股。

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And in light of a recent discussion on SEC secondary ticket prices, I would not be surprised to see Notre Dame and USC among the profitable, as well as 1-2 more SEC schools.

FORBES: Athletics Offer Glitter But Little Gold For Universities

In early December, an individual investor in Facebook shared with me the talk among in-the-know investors: that the limited liability companies being created to buy shares of Facebook stock on the secondary market were somehow exploiting an SEC loophole that limits the number of shareholders in private companies to 499.

FORBES: The SEC, Facebook And Trading Shares On The Secondary Market