Baria
[化] 氧化钡
🗣️ 情景例句
Do you frequently surf the net?
你经常上网吗？
We know not what is good until we have lost it.
有的时候不爱惜，失了以后空叹息。
It is four o'clock.In the afternoon, Mrs.Sawyer usually drinks tea in the living room.But this afternoon, she is drinking tea in the garden.
现在是4点钟，下午，索耶夫人通常是在客厅里喝茶，但今天下午，她正在花园里喝茶。