The contract takes effect as of October 1.句中的as of 是怎么回事?新概念2第28课视频教程里面老师给了一个例句如题,里面的as of 怎么回事?希望那个解释清楚点,谢谢!

Form E trade contract 英语翻译in the case of untimely or partial payment for the goods delivered ,the importer takes the full responsibility under the supplier in accordance with the present contract. THE SOCIAL CONTRACT怎么样 to annual the contract 卖身契 THE CONTRACT怎么样 Define the term contract catering'' THE SOCIAL CONTRACT CLASSICS怎么样 Abide by the contract是什么意思 subject of the contract是什么意思 死亡契约 THE CONTRACT怎么样 take over the contract是什么意思 contract contract contract (1) Is the contract here an Out Put Contract or a Requirement Contract? increase the quantity of the contract是什么意思 “takes the line The contract takes effect as of October 1.句中的as of 是怎么回事?新概念2第28课视频教程里面老师给了一个例句如题,里面的as of 怎么回事?希望那个解释清楚点,谢谢!