There's no need to login or create and account. Simply enter a topic and the date and time - in 24 hour format.

该服务上手很快，无需注册和登录，只要输入提醒信息、日期和时间（24小时格式）就行了。

youdao

Listing 7 demonstrates code to get a new instance of the Calendar class, obtain the hour of the day (which is returned in a 24-hour format), and then put together a simple greeting based on that hour.

清单7给出了获得calendar类新实例的代码，从而得到一天中的具体时间(以24小时的格式返回)，然后根据这个时间组合出一条简单的欢迎词。

youdao

Listing 7 demonstrates code to get a new instance of the Calendar class, obtain the hour of the day (which is returned in a 24-hour format), and then put together a simple greeting based on that hour.

清单7给出了获得calendar类新实例的代码，从而得到一天中的具体时间(以24小时的格式返回)，然后根据这个时间组合出一条简单的欢迎词。

youdao