Hsrc
abbr. high-speed rail concept 高速铁轨概念
🗣️ 情景例句
We'll tell you the big surprise.
我来告诉你们这个大惊喜。
Will this be fine?
这样可以吗？
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。