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硅钡铁钛矿

🗣️ 情景例句

But next time, please ask me in advance to make a speech.
不过下一次请事先通知我一声要做演讲喔。
There is a crook(=affliction,trial) in the lot of every one.
人生总有倒楣事;人生总有不如意处。
No. Tomorrow afternoon.I'll miss him.
不,明天下午。我会想念他的。
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🔤 更多 B 开头的单词

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