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
Fast asleep.
正熟睡着呢。
It'll take a few more weeks for the bone to mend.
还需要花两三周骨头才能复原。
She heard the front door open and heavy footsteps in the hall.
她听见前门被打开，走廊里响起重重的脚步声。