Actinerythrin
赤海葵红素
🗣️ 情景例句
I guess we must.
我想咱们是该开始了。
As a senior, Peter is writing his thesis.
作为大学四年级学生，彼得正在写毕业论文。
Have you ever been bitten by a dog?
被狗咬过吗，你？