Markets are bound to remain highly jittery, although it seems unlikely that American bond yields will rocket as a result of the S&P downgrade.

尽管由于标普对美国主权债务下调了评级不太可能引发美国国债率利率的飙升，但目前市场还是保持着高度的恐慌心理。

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So it's trigonal because we have these three atoms that are bound to the central atom here, and if you picture it, it's actually shaped like a pyramid.

这里三角形是因为,我们有3个原子核中心原子成键，如果你画它，它就是金字塔形的。

麻省理工公开课 - 化学原理课程节选

All right? If you run it, you have a sense of the upper bound, about how much time it's going to take to do this computation, so you're not going to get surprised by something showing up.

第一，这样做意味着没有意外了对不对？,你去运行程序,你已经大致知道运行时间的上限了，因此发生任何事情,你都不会吃惊了。

麻省理工公开课 - 计算机科学及编程导论课程节选

So we can think about what is our most loosely-bound electron, what's that highest energy orbital, and it's going to be the 2 p orbital, that's going to be what's highest in energy.

我们来想一想,它“束缚得最松“的电子是哪一个，能量最高的轨道是哪一个？,它就是，2，p，轨道，是能量最高的轨道。

麻省理工公开课 - 化学原理课程节选

Granted, the departure isn't a shock to anyone who follows the roller coaster ride of Washington, but it's bound to rekindle chatter about who is set to take his place.

ENGADGET: WSJ: FCC chairman Julius Genachowski will say tomorrow that he's stepping down

It's bound to be the early pace-maker for the oncoming glut of summer blockbusters.

CNN: Review: 'Iron Man' packs a terrific punch

"Rooks nesting high, it's bound to be dry, " Mr Eavis says confidently.

BBC: NEWS | Entertainment | Festival boss puts problems in past