Mrna
[化] 信使核糖核酸
🗣️ 情景例句
which is going out with a camera and a roll of film
那就是带着照相机和一卷底片出去久
Wisdom in the mind is better than money in the hand.
手里有钱财，不如胸中有文才。
I have just received a letter from my brother, Tim.
我刚刚收到弟弟蒂姆的来信，