Pgp
abbr. 加密软体（Pretty Good Privacy）
🗣️ 情景例句
They are expecting their first child.
他们在怀他们的第一个小孩。
His parents anticipate Gary's return home will be soon.
凯利的双亲认为他不久就会回家。
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？