Servodisk
[计] 伺服磁盘
🗣️ 情景例句
I'm sure you can, Ellen.
说的没错， Ellen。
The leopard can never change its spots.
花豹永不能改变身上的斑点（指：本性难移）。
This hobby educates one not only in the chosen subject, but also in general matters which have some bearing on it.
这种爱好不仅能使人从选择的专题中受到教育，而且也能从与之有关的一般事物中获得长进。