并非

Or, if not impossible, at least impossible at the present time.

即使并非完全不可能知道，至少在目前不可能。

At various times in the geological past, many species have become

在过去不同的地质时期，很多物种的灭绝都是自然因素造成，而并非人类行为。

Sunday's game against Atalanta wasn't a great match but the result is what counts.

周日对阵亚特兰大的比赛并非是场伟大的比赛，但是结果却是重要的。

Atheistic morality is not impossible, but it will never answer our purpose.Roswell D. Hitchcock

建立无神的伦理学并非不可能，只是这样的伦理学无法提供我们生命的目标。

Not all Americans worship sports, but athletics are an important part of their culture.

并非所有的美国人都崇拜运动，但运动的确是他们文化当中极为重要的一部份。

All uranium atoms do not have the same atomic weight.

所有的铀原子并非都有相同的原子量。

Topical application of 1% atropine is the conventional treatment option, but the results are not always satisfying.

传统的建议治疗方式为涂抹局部1%的atropine，但效果并非总是显著有效。

Equities are attractively priced, but are not at an extreme valuation in terms of cheapness.

股票的价格极具吸引力，但并非已达到一个极端便宜的估值水平。

Attribute sth to sth 意为"认为……属于,把……归因于……",如:Not all that shift can be attributed to the movement out of the snowbelt, census officials say.

人口普查官员说，并非所有这些人口迁移都是为了离开寒冷地带。

This is not atypical in China; there is not a big commercial sporting culture here.

他们的情况在中国并非少数，这里还没有形成观看商业赛事的文化。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。