Ybco
abbr. yttrium barium copper oxide 钇钡铜氧化物
🗣️ 情景例句
It's dangerous to leave your children along while you go shopping.
购物时，把你的孩子单独留在家里是挺危险的。
But the market prices are changing frequently.
但是市场价格随时都在变化。
After watching the red-dressed women walk by, I went to the rooftop and watched workers weave wastebaskets.
看那群红衣女郎走过，我爬上屋顶看工人们编垃圾筐。