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
Were you here last time on his birthday party?
上次你有没有参加他的生日舞会？
This is it. That's $9.15, please.
到了。请付9。15美元。
So I will receive and sign it overnight.
那么，我明天就可以收到并且签上名了。