When signed and submitted, tender creates a legally binding and valid offer.

签字并提交后，标书产生具有法律约束力的有效报价。

youdao

This special offer is valid until the end of the month.

这个特价优惠月底前有效。

《牛津词典》

Trying to offer TDD as an algorithm generator is dopey and it's just going to make it easy for people not to take TDD seriously as a valid design technique.

想以测试驱动开发来构造算法的做法是愚蠢的，他只会使人们更容易误认为测试驱动开发不是一个有效的设计技术。

youdao

Cadbury said it had received valid acceptances of the offer from investors representing 71.7% of the firm.

BBC: Mandelson's 'disappointment' after Kraft meeting

The offer is valid with purchase of any menu item at the restaurant.

FORBES: More Reasons to Vote: Election Day Freebies and Promos

Former prime ministers Tony Blair and Gordon Brown might have "valid submissions" to offer he suggests ... but as for him?

BBC: Scaffolding and doling out rope