Ybco
abbr. yttrium barium copper oxide 钇钡铜氧化物
🗣️ 情景例句
I've let my health deteriorate.
我的健康恶化了。
While we breathe, there is hope.
只要活著，就有希望。
A few minutes later, I was able to hurry away with precious chalk marks on my baggage.
几分钟后，我终于被放行，手提划着宝贵的粉笔记号的行李，匆匆离去。