For best results, make sure you use your sunscreen before its expiration date, and store it in a cool place.

为达到最佳效果，请确保您在截至日期前使用您的防晒品，并将其存放在阴凉的地方。

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Teams lack an up-to-date knowledge base for educating themselves on methods and best practices: Before effectively performing development processes, teams need to trained.

团队缺乏在方法和最佳实践上进行自我培训的最新的知识基础：在有效地进行开发过程之前，团队需要进行训练。

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For instance, If you’ve never tried surfing before, it might not the best idea to try it on a first date.

如果你从来没有滑过旱冰，那么初次约会去滑旱冰一定不是一个好想法。

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Kit Kat chunky collection giant egg with a best before date of July 2013.

BBC: Recalled products

Packets affected are marked with the best before date 12 July 2013.

BBC: Store pulls monkey nuts from shelves over 'peanut warning'

The products are 480g packs of 16 meatballs with a best before date of the end of June 2013 and the end of August 2013.

BBC: Horsemeat row: Slaughterhouse and meat firm raided