a can of seven-up的意思|示意

By storing content in a database, you can avoid losing every draft of a seven-figure proposal and all its supporting documents when your boss leaves his unbacked-up laptop in a taxi.

通过将内容保存在数据库中，当老板把没有备份的膝上电脑遗忘在出租车上时，就可以避免丢失包含七张图的建议书的所有草图和支持文档。

You can construct a plausible argument that the collapse of yet another set of talks on the Doha round, which is now coming up to seven years old, is of little importance.

你可以想象出一个貌似合理的争论：另一轮无关痛痒得多哈回合谈判又无终而果了，此轮谈判至今已经历时7年。

Second warm-up: How can you achieve a 1/4 probability of getting seven good flares if the bad pile again contains three duds?

第二道暖身题：仍然假设坏盒里头有三枚哑弹，你如何用不低于1/4的机率，找到七枚好弹？

Tangram is puzzling game, including seven pieces of geometric dissections which are separated from a square. It can compose and piece up to over 1,000 Graphics.

七巧板是一种拼图游戏，由一个正方体分割出来的七块几何色板组成，通过拼凑、组合可以砌出过千的图案。