Mississippi in 1902 was the first state to adopt a compulsory, state-wide primary law . 密西西比州于1902年首先通过带强制性的全州预选法。
In july 1976 the organization for economic cooperation and development(oecd)in paris adopted voluntary guidelines for the behavior of mncs . 1976年7月在巴黎的经济合作发展组织规定了非强制性的跨国公司经营要则。
A rule is imperative and logically executable 规则是强制性的且在逻辑上是可执行的。
Experience with digital imaging is mandatory 对数传图像的经验是强制性的。
What can i say ? compuisive gambiing , it ' s a disease 我能怎么说?强制性的赌博,有病。