live market grade的用法和樣例：
例句
- The tradesman held up a cloth bag with something moving inside it.He said it was a live pig.
商人提起一個(gè)里面有東西在動(dòng)的布袋子，說(shuō)里面在動(dòng)的是頭活豬。 - The Viennese counterpart was the custom of releasing live pigs in restaurants at midnight,at which point the diners raced around chasing them.
維也納人的習俗是在午夜放掉餐館里的活豬，而此時(shí)在餐館用餐的人就跑去追趕它們。
