Kaleidophon
[医]光普仪, 示振仪
🗣️ 情景例句
It is absolutely impossible.
这是绝对不可能的。
To speed-read
速读
Then it turned in a semicircle, ran straight again, and turned in another semicircle to the opposite side.
然后转一个半圈，再沿直线飞，再朝反方向转个半圈。