Cryptocarine
[建] 隐撑碱
🗣️ 情景例句
Would you like to see them?
要不要看一看？
Every advantage has its disadvantage.
有利必有弊。
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。