Political analysts say Mr.Obama has little choice but to try and restart the debate over health care since his poll ratings have gone down in recent months, both personally and in terms of his handling of the health care issue.

VOA: standard.2009.09.04

So hopefully, it was a time issue in terms of looking at the periodic table, because let's have you tell me what are we looking for here?

希望刚才大家出问题的原因,是因为看周期表有时间限制，请大家告诉我,我们在这里找什么？

麻省理工公开课 - 化学原理课程节选

We can already use that in terms of single ions to think about a really complex biological issue, which is to talk about ion channels.

我们已经能够仅仅凭借这个关于单个离子的原理,来讨论一个非常复杂的生物问题了，我们要讨论的就是离子通道。

麻省理工公开课 - 化学原理课程节选

He said Iranian authorities have used meetings with countries like Brazil and Turkey to appear to offer what he termed "a veneer of cooperation" while really offering nothing in terms of a meaningful response on the nuclear issue.

VOA: standard.2010.05.14

"In terms of diplomacy and conflict resolution, he did say that resolving the Israeli-Palestinian issue was a major input, and he immediately named Senator George Mitchell as his envoy in order to work on that particular issue,"

VOA: standard.2009.04.24