Lantis
[医]放疗验证系统
🗣️ 情景例句
Which band of College English Test have you passed?
大学英语考试过了几级？
I'm sorry, but it's just not possible.
抱歉，实在是爱莫能助。
Pollution is the price we pay for an overpopulated, over industrialized planet.
污染就是我们为这个人口过密，过度工业化的星球所付出的代价。