Edentata
[医] 贫齿目
✅ 同义词
🗣️ 情景例句
Don't you forget.
你自己别忘了。
Better go to bed supperless than rise in debt.
宁可饿肚子，切莫去借债。
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。