Backcross
vt.vi. 使回交, (使)逆代杂交
✅ 同义词
🗣️ 情景例句
The media is amazing these days, we can watch world changing events happen live right in front of our eyes.
现在媒体却实很神奇，我们能亲眼目睹世界上刚发生的事情。
I turned off when they started talking about computers.
当他们谈论计算机时，我失去了兴趣。
I entered the hotel manager's office and sat down.
我走进饭店经理的办公室，坐了下来。