Norval
n. (Norval)人名；(英)诺弗尔\\nabbr. 正缬氨酸（norvaline）\\nabbr. 戊氨酸（norvaline）
🗣️ 情景例句
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
A bargain is a bargain.
达成的协议不可撕毁。
Films, videos, CDs and CD-ROMS are just some of the bewildering amount of information they will have.
电影、录像、光盘和光盘驱动器只是能为他们提供令人眼花缭乱的大量信息的几种手段。