Nicopyron
烟胺比林
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
All time is no time when it is past.
光阴一去不复返。
My name is Jim Green. I am twelve. This is my school. It is No. 14 Middle School.
我叫吉姆·格林。我12岁了。这是我的学校，这是第十四中学。