Xin
n. 兴宁（城市名）
🗣️ 情景例句
But your health is more important, Carl. Believe me.
可是你的身体更重要，Carl，相信我的话。
Pitchers have ears.
隔墙有耳。
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。