machine [məˈʃiːn] n. 机器mad [mæd] a. 发疯的；生气的go mad with sth. 因某事而发狂Hearing the good news, he almost went mad with joy. 听到那个好消息，他欣喜若狂。
Made from:to talk about how something is manufactured. The original material is transformed into something else and is not recognizable after the process. Its physical appearance is different after a process.加工后，原材料的物理外观发生了变化，无法直接辨认出原材料。
ready-made 现成的，做好的I like these ready-made meals. They are so convenient我喜欢这些做好的食物，它们真的很方便。We have a ready-made example here. 我们眼前就有一个现成的例子。
