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
He gives his harness bells a shake
摇动， 绳上的铃铛
It is too late to lock the stable door when the steed is stolen.
贼出关门。
I can't take it anymore.
我受不了了！