Gei
abbr. 比重当量指数（Gravimetric Equivalent Index）；全球环境研究所（Global Environmental Institute）；创业板指数（Growth Enterprise Index）
🗣️ 情景例句
She was in our class.
她和我们同班。
Do you have any questions at this point?
就这一点你们还有什么问题吗？
Keep it up!
坚持下去！