Chordata
[醫(yī)] 脊索門, 脊索動(dòng)物門
??? 情景例句
No, that's OK.
不，沒關(guān)系。
It's January the 15th, 1999.
今天是1999年1月15日。
One day, the Shutes heard that there was a good doctor in a town not far away.
有一天，舒特家人聽說(shuō)不遠(yuǎn)的鎮(zhèn)上有一位好醫(yī)生。