Druum cam
[机] 圆筒凸轮
🧩 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
which has been vacant for over a year now,
已空了一年多，
Out main aim is to please the customers.
我们的目的是让顾客满意。
That's right.
对。