Tfr
[医][=total fertility rate]总生育率
🗣️ 情景例句
Sorry to hear that, Lillian.
很遗憾听到这个， Lillian。
He will be here in 30 minutes.
他在三十分钟内会到这里。
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。