Methanometer
甲烷计; 沼气检定器
🗣️ 情景例句
Are you a citizen of the People's Republic of China?
你是中华人民共和国的公民吗？
Rain before seven; fine before eleven.
雨过天晴。
As the Maori had no written language, the stories of Maori history were handed down from generation to generation.
由于毛利人当时没有书面语，毛利人的历史故事是一代一代传下来的。