Huggen's principle
[计] 哈根原理
🧩 词语组成解析
🗣️ 情景例句
It needs your time, and it needs your energy.
它需要你的时间 需要你的精力。
I haven't seen you for ages.
好久没见了。
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。