正常执行的用户端必须传送sct取消，以协助服务最佳化该快取资源。

A well-behaved client must send an SCT cancellation to help the service optimize the cache resources.

youdao

显然，要让这个过程生效，发送方和接收方必须在传送开始前就即将使用的散列函数达成一致。

Clearly, for this process to work, the sender and receiver must agree on the hash function that will be used before transmission begins.

youdao

当然，在可以向数据库传送最后的提交之前，必须询问数据库是否准备进行提交。

Of course, before a final commit can be transmitted to the database, the database has to be asked whether they are ready to commit.

youdao

Video on-demand has to do with the delivery what they call content, while the video phone is the deliver of person-to-person communication. These are not nearly the same, but they both involve video.

随需视频必须与传送他们所称的“内容“相关,而视频电话是一种,个人对个人的传送，那不是,大致相同的，但它们都包含视频。

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