Ribonucleate
核糖核酸盐
🗣️ 情景例句
No way. I must get everything ready before noon.
不行啊，我必须在中午前把一切都做好。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
Are sure both of us have a brighter future.
我们相信双方都有一个光明的前景。