Bdellometer
[医] 吸血器
🗣️ 情景例句
Hello? Yes. Yes, this is she.
喂， 是的， 是的， 是我。
I began my new job full of confidence.
我开始做这个新工作时信心十足
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。