Purga
n. [气]拨格风(发生在西伯利亚北部冻原地区的冬季强风暴)
🗣️ 情景例句
I want to send this letter to China, by air mail.
我想把这封信航空邮到中国。
When three know it, all know it.
三人知，天下晓。
Just then, the gaoler appeared with the precious letter in his bands.
这时狱卒上场，手里拿着那封珍贵的信。