Indentors
国外订货商
🗣️ 情景例句
Am I making sense?
我把意思说明白了吗？
I am very fortunate to have met you.
我很高兴能见到你。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。