Blackwell
n. 布莱克威尔（姓氏）
🗣️ 情景例句
If you want to make the intelligent choice, Trust me on this.
如果你想作出明知的抉择，那就相信我吧。
Did you have a nice holiday?
你假期过得愉快吗？
from which can be seen the strata the drill has been cutting through.
从中能看出钻头所钻透的地层。