Dco
abbr. doppler cutoff; double crossover (genes) 多普勒截止; 雙叉（基因）; draft collection only 純匯票收集
??? 情景例句
Let's go.
我們走。
What do you think of Dallas?
你認為達拉斯怎么樣？
I'm worried that something has happened to her.
我擔心她出了什么意外。