翻译 Period of Assessment还有National Service Appointment; Substantive Grade; Date to Grade;Schoo/Division attached to

score of extra period翻译? period of Duration of the Contract / Period of Cancellation请帮忙翻译 The most interesting period of history 怎么翻译? Ten weeks.Such a long period of time.怎么翻译? 翻译：undergo a cooling off period of seven days gestation period;period of pregnancy是什么意思 miss a period of A period of five period of agreement period of validity是什么意思 End of trial period period of insurance是什么意思 Second Period of Reactivity period.怎么翻译? period怎么翻译进去? royalty period怎么翻译 one period翻译