Methanogen
n. [微]產烷生物
??? 情景例句
Oh no! It's five thirty.
哎呀 已經五點半了。
The college was established in 1940.
該學院建立于1940年。
The hottest month is July. Autumn starts in August, and goes on to October.
最熱的月份是7月。秋天開始于8月，持續到10月。