Viscofrud
层流等溥氏数线
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
Reading is to the mind what exercise is to the body.
读书养神，锻链健身。
The modern traveller is often a man who dislikes the Splendide and the Bellavista,
现代露营旅游的人往往讨厌住"斯普兰迪德"和"贝拉维斯塔"这样的大酒店，