Multicast
[计] 多址通信, 多点传送
🗣️ 情景例句
and it's only about an hour's drive from here.
而且从此地到那里只有大约一小时的车程。
Deeds,not words.
要行动，不要言词。
Ready? Go! Mr. Hu shouted, and the boys started to run.
“预备--跑！”胡先生喊道，男孩子们开始跑。