Aplanat
n. [物]消球差透镜
🔁 扩展释义
【化】 消球差透镜; 齐明镜; 不晕镜
🗣️ 情景例句
and then we'll figure out what to do today.
然后我们再决定今天做些什么。
I would like you to keep is a secret.
我要你保守秘密。
and there is a virtual limit on how long we can hope to remain alive,
我们所希望的长寿实际上是有限度的。