| 释义 | 
             
                period of orogenesis
                
            旬xún 
 a period of ten days历时lì shí 
 last a period of time, take a period of time时段shí duàn 
 period of time基期jī qī 
 base period疗程liáo chéng 
 course [period] of treatment有效期yǒu xiào qī 
 period of validity结算期jié suàn qī 
 accounting period; settlement period; calculation period安全期ān quán qī 
 safe period寒武纪hán wǔ jì 
 cambrian period宽限期kuān xiàn qī 
 grace period旺汛wàng xùn 
 best fishing period帧周期zhēn zhōu qī 
 frame period鼎盛时期dǐng shèng shí qī 
 a period of great prosperity; at the height of power and splendour; heyday白垩纪bái è jì 
 the Cretaceous period聘期pìn qī 
 employment period; employment term贬值时期biǎn zhí shí qī 
 period of depreciation围产期wéi chǎn qī 
 perinatal stage; perinatal period繁殖期fán zhí qī 
 idiophase; reproduction period; breeding season学时xué shí 
 period旺销季节wàng xiāo jì jiē 
 peak selling period; peak sales period期qī 
 expect; designated time; a period of time; phase; stage天长日久tiān zhǎng rì jiǔ 
 after a considerable period of time成熟期chéng shú qī 
 maturation period; maturation stage; mature period; autumn; acme纪jì 
 age; period; epoch季jì 
 season; period; qtr
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