Megaparsecs
(megaparsec 的复数) n.[天]百万秒差距
🗣️ 情景例句
To advertise during prime time TV is very expensive.
在电视的黄金时段买广告是很贵的。
To research the graph
研究曲线图
There is no doubt about it.
那是毫无疑问的。