Machine calculators
[经] 机动计算器
🧩 词语组成解析
n. 计算器（calculator的复数）
🗣️ 情景例句
What is wrong with you?
你怎么啦？
Some do it for an endless pursuit of profit, and others, for the sake of the well-being of the society.
有人做生意是为了无止境的追求利润，有的人是为了社会的繁荣。
Even more processes are never patented at all but kept as secret processes.
更多的工艺过程根本就不会取得专利权，而是作为秘方保存着。