Geeldikkop
[医] 羊蒺藜中毒
🗣️ 情景例句
Do you happen to know...
你是否碰巧知道…
I think he will buy something.
我想他会买什么。
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。