break-back的用法和樣例：
例句
- Animals, after many crossbreedings, cry back.
動物在多次雜交之後，往往出現返祖現象。 - Specifically, contrary to classic Mendel, a certain research plant can revert back to its original grandparents after breeding.
具體而言，和孟氏觀點相反，某種植物在經過培養之後可以出現返祖現象。
辭彙搭配
- break back 突然反向行進擾亂對方...
- break the camel's back 使頂不住
- break the back of something 完成某事最艱巨部分...
- break one's back 拚命干
- break the back of 完成最困難的部分...
- break someone's back 折斷某人的背脊骨...
