Megaparsecs
(megaparsec 的复数) n.[天]百万秒差距
🗣️ 情景例句
and there's one person I haven't photographed in a long time.
而有一个人我已经很久没为她拍照了。
His idea is childish.
他的想法很幼稚。
The world had to wait almost another 100 years for the Channel Tunnel.
世界不得不再等将近100年才看到海峡隧道竣工。