Ctdna
[化] 叶绿体DNA
🗣️ 情景例句
We've been listening to you both.
我们一直在听你们朗诵。
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。
In much of China, spring is usually very short.
在中国的许多地方，春天通常很短。