Dgf
[医][=duct growth factor]导管发育因子
🗣️ 情景例句
Right. What's old?
对了， 旧的东西是什么？
In prosperity caution, in adversity patience.
处顺境时要小心，处逆境时要耐心。
The porter went to fetch one and arrive back with the station master,
搬运工跑回去取时刻表，同时请来了站长。