Nitrobarite
[化] 钡硝石
🗣️ 情景例句
the plans for the community center
这项修建社区中心的计划
Who do you want to speak to ?
你要跟谁讲话？
Nice to see you. Please come in. This way, please.
很高兴见到你，进来吧！请这边走。