ND

例句：

1. 1. The new development is not yet ready for ND.
   新的开发项目尚未准备好接受ND。
2. 2. We need to wait for the ND to arrive before we can proceed.
   我们需要等到ND到达后才能继续。
3. 3. The ND has been a topic of discussion among the team members.
   ND已经成为团队成员讨论的话题。