And that if we want a positive earth for future generations, we all need to make commitments to be change agents so that we don't destruct our natural resources."

VOA: special.2010.01.21

If we think that our knowledge is positive, we say "red" in a red light means stop.

如果我们主动认知，红灯的意思是停。

耶鲁公开课 - 文学理论导论课程节选

If it is, in fact, positive, then we're going to go in here, but now notice what we're doing here.

如果这个数实际上是个正数，那么我们就到,这里面来，但是请注意我们在这做了什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

Hence, by using less restrictive language now, it will not need to revise if positive data emerges.

FORBES: Provenge's Potential

To prevent this, Ashkenazim often take a test for the mutation, and, if positive, avoid marrying other carriers.

ECONOMIST: A test of uncertainty

Concerns about the economy and the federal deficit have not subsided, even if positive news headlines have most investors feeling more upbeat about the outlook for stocks.

FORBES: Bulls Slip But Don't Fall