Covariability
协变性
🗣️ 情景例句
Now, if you take that route, it's probably a lot simpler,
哦， 假如你走这条路的话 ，可能会简单得多，
A strong grip was necessary to hold onto the large dog.
若要牵住大狗，必须用力握住皮带。
the first group began to show some personality disorders while the others seemed more or less unaffected.
结果，第一组人开始出现性格失常，而第二组人似乎没受什么影响。