Moonlet
n. 小卫星, 小人造卫星
🗣️ 情景例句
A table spoon is much bigger than a teaspoon.
汤匙要比茶匙大得多。
I beg your pardon.
请原谅。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，