Chitosamine
[药]壳糖胺, 氨基葡糖, 葡糖胺
🗣️ 情景例句
I believe it. Even without looking.
我能相信。即始不看我也知道。
Heaven helps those who help themselves.
天助自助者。
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。