Nitrobarite
[化] 钡硝石
🗣️ 情景例句
How come you look so tired?
你怎么看起来这么疲倦？
I don't know what to say. I'd like to replace it.
我不知说什么好。我赔一个新的给你。
She intended to dress up as a ghost and as she had made her costume the night before,
她打算装扮成鬼的模样。头天晚上她已把化装服做好，