Bacteriochloroghyll
[机] 细菌叶绿素
🗣️ 情景例句
I hope they aren't lost.
但愿没丢才好。
The tour will take about an hour and a half. We ought to be back here by 3:00.
参观大概要一个半小时，3点钟以前回到这里。
The woman knew that the nearest village was miles away.
这位妇女知道，即使最近的村庄也有数英里远。