Siderolite
n. 石铁陨石
🗣️ 情景例句
An apple a day keeps the doctor away.
每天一个苹果不用看医生。
I assure you of its quality.
我向你保证它的品质。
and if a single curved glass would distort nature, how much more would a pair of them?
何况一片曲面镜就可歪曲自然，那么伽利略的两片曲面镜对自然的歪曲又该多大呢？