Validity of bids
[经] 投标有效期
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
abbr. 商业智能开发工具集（Business Intelligence Development Studio）；本迪克斯综合数据系统（Bendix Integrated Data System）
🗣️ 情景例句
I can't hold a job down.
我不能老被拴在一个工作上。
Laugh at your ills, And save doctors' bills.
生病不忧虑，节省医药费。
Though they are running out of food and drink, the men are cheerful and confident that they will soon get out.
虽然他们的食物和饮料都快消耗尽了，但这些人的心情很好，坚信他们很快就会出去。