Backcross mating
[医] 回交, 逆代杂交
🧩 词语组成解析
vt.vi. 使回交, (使)逆代杂交
n. 交配\\n[化] 配套; 交配
🗣️ 情景例句
Yes. Have the people arrived?
是的。客人来了吗
To pick your teeth
剔牙
'Nothing, Henry,' George said and smiled.'Go back to sleep.'
“没事，亨利。”乔治笑着说，“接着睡觉吧。”