Bacteriochloroghyll
[机] 细菌叶绿素
🗣️ 情景例句
I am in the 7th grade.
我是七年级。
How much is the postage for this?
这个邮费要多少钱？
If Shylock cuts deep enough, I'll pay him back with all my heart.
要是夏洛克割得够深的话，我就要以整个心偿还他的债了。