This is true as the above derivation for a and b of opposite parity is an if and only if statement.

这是正确的，因为上面对 a 和 b 的奇偶性的推导是一个当且仅当命题。

youdao

I'm sure that some will find this statement shocking or difficult to believe, but it is true.

我肯定有人觉得这句话太令人吃惊了，或不敢相信，但这是真的。

youdao

While this statement may be true, it is also quite misleading and has led many developers to avoid synchronizing even in cases where it is needed.

虽然这句话有可能是真的，但也会产生误导，而且已经导致了许多开发人员即使在需要的时候也避免使用同步。

youdao

"This statement is still true.

VOA: special.2009.07.30

This statement is true. 23andMe has said it is working on using its data, collected from patient volunteers and customers, to try and understand genetic variants that are linked to disease.

FORBES: FDA Says Official Did Not Lie Under Oath

This statement is, in fact, true of many cloud providers.

FORBES: Will Amazon Outage Stop GovCloud?

"The Syrian Coalition strongly condemns this act - if it is revealed to be true, " it said in a statement.

BBC: Outrage at Syrian rebel shown 'eating soldier's heart'