Bscco
abbr. bismuth strontium calcium copper oxide 铋锶钙铜氧化物<一种高Tc超导材料>
🗣️ 情景例句
Floors one to eight are the elevators to the left.
一到八楼上下使用的电梯在左边。
I suppose it's an inconvenience for you to do this.
我推测对你来说做这件事情是很不方便的。
May I ask some questions?
我可以问几个问题吗？