Megaparsec
n. [天]百万秒差距
🗣️ 情景例句
Have a safe trip!
一路平安。
This country is famous for its beautiful lakes.
这个国家以其美丽的湖泊而闻名于世。
As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil.
正像人们常常指出的，知识是一把双刃刀，可以用于造福，也可以用来为害。