Tonelessness
n. 声调平板
✅ 同义词
🗣️ 情景例句
That's six steaks.
六份牛排。
Appetite comes with eating.
食欲越吃越旺。
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。