英語：nine

讀音：英[na?n]、美[na?n]

意思：num. 九。

舉例：I arrive at the hospital at eight o'clock, but I don't go on duty until nine.

我八點鐘就到醫(yī)院了，但是九點鐘我才去值班。

eight

讀音：英[e?t]、美[e?t]

意思：num. 八。

舉例：I'm hardly functional if I don't get eight hours' sleep!

我要是不睡上八個小時就無法工作！