Vacuum keying
[电] 真空按键
🧩 词语组成解析
[计] 键控
🗣️ 情景例句
What do you propose to do about it?
那你建议要怎么办？
Caution is the parent of safety.
谨慎小心是安全之源。
But when table, penholder and paper are all moving, how is it possible to write legibly?
可是，当桌子、夹笔装置、纸都在移动时，怎么能书写得清楚呢？