Testcross
n. 测交(一种使杂种子一代与隐性类型交配以测定杂种子一代遗传型的方法)
🗣️ 情景例句
Well, then why are you so sad?
那你为什么如此难过？
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
Furthermore, the acquisition of this bottle cured him of a bad habit he had been developing for years.
此外，得到这瓶香水泥还治好了他多年的一个坏习惯。