affirm
v. 断言，证实； 宣称拥护，支持；认可（判决，协议），批准；不宣誓而提供正式证词；给予（某人）情感支持（或鼓励）
第三人称单数 affirms
现在分词 affirming
过去式 affirmed
过去分词 affirmed
例句
I can affirm that no one will lose their job.
我可以肯定，谁都不会丢掉工作。
《牛津词典》
In my opinion, in the appraisal of migrant workers, it is one-sided to affirm everything or to negate everything.
在我看来，对农民工的评价中，肯定一切或否定一切都是片面的。
Everything I had accomplished seemed to affirm that opinion.
我所做成的每件事似乎都证实了那个观点。
《柯林斯英汉双解大词典》
