Boltrope
n. [海]帆边绳
🗣️ 情景例句
Oh, I'm glad you like it.
哦，知道你喜欢，我很高兴。
Would you speak a little louder?
请你说大声一点好吗？
namely 6 million million miles.) Radio waves also travel at the speed of light,
即6万亿英里）。无线电波也是以光速传播的。