Aplanatic
a. [物]等光程的,(透镜)消球差的
🔁 扩展释义
【医】 消球[面]差的, 等光程的
🗣️ 情景例句
She was playing with the idea of studying abroad.
她有出国留学的念头，但并非很认真。
He is in conference.
他正在开会。
It's six o'clock.
六点钟了。