Metanometer
甲烷计
🗣️ 情景例句
OK.
好的。
Please come in and have a orange.
请进来吃一个桔子。
Fred realized that he had discovered an interesting and enjoyable way of making money.
弗雷德认识到，他已找到了一种既有趣又愉快的挣钱方法。