Some students who are addicted to the virtual world can't bear being separated from mobile phones even for a short while.

有些沉迷于虚拟世界的学生无法忍受与手机分开，即使是短短一会儿也不行。

youdao

I recommend short positions (including leveraged bear ETFs) against these stocks for the very near term.

我建议超短期内卖空这些股票(包括杠杆看空etf)。

youdao

Unlimited shorting was made possible by the 2007 abolition of the uptick rule (which hindered bear raids by allowing short-selling only when prices were rising).

2007年“提价交易规则”(uptick rule)(只有在股价上涨时才允许卖空股票，从而阻止空头袭击)的废除，使无限卖空成为可能。

youdao

Since these people are investing for the long term, they are in a better position to bear the short-term risks attached to equities.

ECONOMIST: Will investors run for cover?

Ironically, many of its hedge fund clients pulling money out of their accounts could have been short Bear Stearns' stock at the same time, though no one has confirmed a connection.

FORBES: What We Learned From Bear

Naked short-selling also intensifies bear raids by making it easier for traders to short stocks, since they do not actually borrow the shares in advance.

FORBES: Intelligent Investing Briefing Book