Impressions
n. 印象；观感（impression的复数）
🗣️ 情景例句
His house was always neat.
他家经常都是干净的。
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
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？