Nicagin
烟酸
🗣️ 情景例句
I need your help badly. My car can't start. Can you send somebody over?
我急需你们的帮助。我的车启动不了，能派人来修吗？
Let me direct that question to the manager.
让我直接问经理好了。
Sir Johan Hawkwood arrived in Italy with a band of soldiers and settled near Florence.
约翰。霍克伍德爵士带着一队士兵来到意大利，在佛罗伦萨附近驻扎下来，