yuán kān chá gōng chéng : shí yóu tiān rán > shí yóu tiān rán zhì kān chá 
fēnlèixiángqíng:
 <span title=张>zhāng</span> <span title=开>kāi</span> zuānjǐng shí yóu tiān rán tiān rán zhì kān chá
shí yóu zhì kān chá