Macarbomycin
大炭霉素
🗣️ 情景例句
And my phone number is 797-7963.
我的电话是797-7963。
It's not my fault!
又不是我的错！
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。