meaning for 难能可贵 nánnéngkěguì:

  • - rare and precious
  • - valuable
  • - remarkable

kěnéng可能
zhǐyǒu只有
yícì一次
jīhuì机会
bāngzhù帮助
mǒugè某个
rén
yídìng一定
yào
lìyòng利用
hǎo
zhè
nánnéngkěguì难能可贵
de
shíkè时刻

You may only get one chance to serve that person, so take advantage of the moment.