Globoidal cam
[机] 球形凸轮
🧩 词语组成解析
n. 凸轮, 计算机辅助制造, 中央地址存储器\\n[计] 计算机辅助制造; 计算机辅助生产
🗣️ 情景例句
What type of visa have you got?
您持的是哪种签证？
He who has health has hope, and he who has hope has everything.
身体健壮就有希望，有了希望就有了一切。
You'd better go to bed earlier tonight, if you can.
如果可能，你今晚最好早点儿睡觉。