the period of obsession是什么意思?

the period of obsession是什么意思? period of what's the difference between'over a period of time'and 'during a period of time'? that period of history 与 the history of that period两种说法谁对? Duration of the Contract / Period of Cancellation请帮忙翻译 the friendship is the period of validity是什意思 英国文学题目 In the following descriptions of the Neoclassical Period,which is wrong?A.The Neoclassical Period is prior to the Romantic Period.B.Henry Fielding is one of the representatives of the Neoclassical period.C.The modern English novel The most interesting period of history 怎么翻译? over the period of.and 这个句式是什么意思啊 between the time period of怎么用between the time period of xxxx to xxxx还是xxxx and xxxx 6days before the day of your missed period(5 days before the day of your expected period 在计算机发展阶段,哪个阶段是最长的时期 In a computer,which of the following is the longest period?A）Beat period B）Machine period C）Instruction period D）CPU period gestation period;period of pregnancy是什么意思 法律上的compliance period 指的是什么?原文是the compliance period elapsed at the end of 200X, miss a period of A period of five period of agreement period of validity是什么意思