Perhalogenomethane
全卤甲烷
🗣️ 情景例句
Today's exchange rate is 170.8.
今天的兑换率是一百七十点八。
Your beautiful handwriting puts my untidy scrawl to shame.
你那漂亮的书法使我潦草的字迹相形见绌。
Dan Robinson has been worried all week.
丹。鲁宾逊焦虑了整整一个星期。