on the slate

基本解释

I held it tightly between my toes, and, acting on an impulse, made a wild sort of scribble with it on the slate.
我的脚趾紧紧地夹住那支粉笔，然后凭着一时的冲动，用它在石板上使劲地乱画了一下。
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Their Starbucks cup filled with water and cigarette butts has spilled and gotten nicotine brown water on the slate in front of the church steps.
地上有一个盛满了水和烟头的星巴克咖啡杯，泡黄的尼古丁水溢出来洒在了教堂台阶前的石板上。
By putting himself on the slate of the outgoing mayor and declaring the election a national one, he turned it into a vote of confidence in his management of Italy.
通过表示即将离任，并宣布选举为全国性质，他将选举变成了民众对其管理信心的投票。

Also on the slate is the company's first 3D LED Ultra High Definition set, a 55-incher that will be displaying Ultra High Def footage of booth visitors.
ENGADGET: Haier celebrates IFA with ultra high def 3D, transparent and eye-controlled TVs
By putting himself on the slate of the outgoing mayor and declaring the election a national one, he turned it into a vote of confidence in his management of Italy.
ECONOMIST: Italy's beleaguered prime minister
So, what's the hold up on the slate?
ENGADGET: Toshiba to release its Windows 7 tablet in the second half of the year

(of the price of food or drink that a regular customer buys) recorded so that they can pay for it at another time