更确切地说，它们侦听信道中来自用户的符合特定格式的消息。

Rather, they listen for messages from users in the channels that fit a specific format.

youdao

对于测试集中的每一个用户，必须给出确切的 3 个 "1" 和 3 个 "0"，否则提交物将被拒绝。

For each user in the test set, exactly three "1"s and three "0"s must be given, otherwise the submission will be rejected.

youdao

起初的那篇中说，用户的确切所在位置会被公开，而用户可以选择取消这项服务。

The original stated that members will have their exact whereabouts disclosed and that users can opt out from this service.

youdao