Ranum
[计]= random number,随机数
🗣️ 情景例句
What-are you doing?
你在做什么？
How long will ti take you to finish the work?
你要花多长时间才能完成那项工作？
For example, with their help China can send its TV and radio programmes to the other side of the world.
例如，在卫星的帮助下，中国能把自己的电视及广播节目传送到地球的另一边。