Hss
abbr. high-speed steel 高速钢
🗣️ 情景例句
Mr. O'Neill was so impressed with your work O'Neill
先生被你的作品深深打动
I can't remember what John was doing yesterday afternoon.
我不能记得约翰昨天下午正在做的东西。
It will be by special invitation only.
我们只邀请特别的客户