Pfaffians
法夫式
🗣️ 情景例句
OK, sir, just sit tight, and we'll have an ambulance there in about ten minutes.
好的，先生。你就在那边等着，救护车10分钟之内到。
The problem has been bothering me for weeks.
那个问题已经困扰了我几个星期。
My name's Ling Feng.
我叫凌峰。