Erts
abbr. Earth Resources Technology Satellites <美>地球资源技术卫星
🗣️ 情景例句
Do you have any coupons?
你们有优惠卡吗？
I'd like to change this ticket to the first class.
我想把这张票换成头等车。
I think she's twelve.
我想她十二岁了。