Tuffoid
似凝灰岩的
🗣️ 情景例句
Have a good trip.
旅途愉快。
Thoroughly to teach another is the best way to learn for yourself.
教学相长。
Suddenly, there was a slight trembling sound from below, and the captain went down to see what had happened.
突然，从船舱下部传来一声微颤音，船长走下船舱去查看究竟。