Backcrossing
v. 回[逆]交, 回交杂种( backcross的现在分词 )
✅ 同义词
🗣️ 情景例句
He has been friendlier lately.
他近来更友好了。
When he plays football, he wears a uniform.
他踢足球的时候，也会穿着制服。
Do you live near here?
你住的离这儿近吗？