"Once a product lands in the United States, there are other tests that can be administered by the FDA on a spot-check basis.

VOA: standard.2010.05.27

There's nobody telling people what to do on a day-to-day or even a month-to-month basis.

没人告诉民众他们该怎么做

耶鲁公开课 - 欧洲文明课程节选

verbal exams on a one-to-one basis with an examiner

与考官一对一的口头考试，

伦敦的出租车司机 - SpeakingMax英语口语达人

"We are seeing a lot of actions to try to help solve the conflict in the Middle East on the basis of two-state solution."

VOA: standard.2009.04.24

And that's somewhat inconvenient because we're working with wave functions, but it's a reality that comes out of quantum mechanics often, which is that we're describing a world that is so much different from the world that we observe on a day-to-day basis, that we're not always going to be able to make those one-to-one analogies.

这对于研究氢原子，很不方便,但这就是事实,而且在量子力学中经常会出现这种事实,那就是我们要描述的世界，和我们日常所看到的世界,之间的差别是如此之大,以至于我们不能，做出一一对应的类比,但幸运的是我们不用管。

麻省理工公开课 - 化学原理课程节选

Pretty says the Royal Society is not giving blanket support for GM foods, but says GM crops should be looked at on a case-by-case basis.

VOA: standard.2009.10.21

Here is one case. We have job searches and sometimes job-- senior job searches involve the faculty sitting in--around in a room and tossing out names and we use these names as a basis for further discussion.

举个例子，我们要找合适的人填补空缺,有时候要填被一个高级职位,就需要全体老师坐在会议室里,例举一个个人选,这些人选会留待进一步讨论。

耶鲁公开课 - 心理学导论课程节选

They are not a political threat and should be dealt with on a case-by-case basis."

VOA: standard.2010.06.24

So according to P, the priests are to offer two such burnt offerings with pleasing-smelling odors to the Lord every day: one in the morning and one in the evening on a regular basis from the community.

因此根据P所记载，祭司每天都将这两种,散发愉悦气味的烧祭品供奉给上帝：,早晚各一次,定期在居民面前做。

耶鲁公开课 - 旧约导论课程节选

In a two-sentence letter Monday, North Korea said it had ordered the release on an "emergency" basis because water levels behind the dam had risen too high.

VOA: standard.2009.09.09

Maybe on average institutions lose thirty basis points, but it's kind of Lake Wobegon, where we all believe that we're better than average, so we're going to overcome that thirty basis points -that's not such a big hurdle.

可能平均每个机构都会落后30个基点,这就有点像沃比冈湖效应,大家都觉得自己能高过市场平均水平,30个基点会赶上的,不算什么大的差距

耶鲁公开课 - 金融市场课程节选

They are not being allowed to come back. But whoever would like to apply afresh, credentials will be checked and a decision will be taken on a case-by-case basis,".

VOA: standard.2009.06.11

Well, one way to think about is they have more antigen binding sites and so they're going to be more efficient at neutralizing the pathogen on a per-molecule basis than IgG is.

可以这么考虑,因为IgM表面有更多的抗原结合位点,所以相对于IgG,IgM在分子层面上,能够更为有效地与病原体结合

耶鲁公开课 - 生物医学工程探索课程节选

"These are examples of kinds of things that could potentially come up again in the future that the secretary believes we should not allow to derail the progress we are making on a military-to-military basis,".

VOA: standard.2009.10.27

"At a per-passenger-mile basis, rail is about three times as efficient as travel by car, in terms of fuel efficiency, and six times as efficient as travel by air, so there are pretty substantial pollution reduction benefits both in terms of greenhouse gases and other pollutants."

VOA: standard.2010.02.15

"Civil Society plays a key role in helping to communicate the need for mothers to bring their children in early for vaccines to complete the vaccination series to make sure that non-governmental organizations deliver and offer vaccines not only one day a week necessarily but on a regular basis,".

VOA: standard.2009.12.28