Dco
abbr. doppler cutoff; double crossover (genes) 多普勒截止; 双叉（基因）; draft collection only 纯汇票收集
🗣️ 情景例句
Richard, that's the baby.
Richard是小宝宝哭了。
We used to have a lot of fun when we were that age.
当我们是变老时，我们过去常有很多趣事。
No, let me pay this time.
不，这次由我付。