Velocity-modulation
[电] 速度调制
🧩 词语组成解析
modulation
[[ˌmɔdju'leiʃən]]
n. 调制, 调节, 语调\\n[计] 调制
🗣️ 情景例句
Come on. You all helped.
别这样说。你们都帮了忙。
How many more minutes will it take for the train to arrive?
火车还要多少分钟就要到达呢？
What was the population of the more developed countries in 1950?
1950年较发达国家的人口是多少？