Blackrock
n. 黑石集团（美国一家债券基金管理公司）
🗣️ 情景例句
OK.
好的。
We used to have a lot of interesting friends.
我们过去常有很多有趣的朋友。
But we don't fight very often. We love each other and we are both very happy that we are twins.
但是我们并不经常争吵。我们互相爱护，我们都非常庆幸是孪生。