Ybco
abbr. yttrium barium copper oxide 钇钡铜氧化物
🗣️ 情景例句
Don't tell any one,
别告诉别人，
Happy is he that is happy in his children.
对自己孩子感到高兴的，才是幸福的人。
On Christmas Eve the night before Christmas Day children all over Britain put a stocking at the end of their beds before they go to sleep.
在圣诞节前夜圣诞节前一天夜里全英国的孩子们在睡觉前，都把他们的长统袜挂在床脚边。