乳牛的喂养方法发生了巨大的改变。The feeding of dairy cows has undergone a revolution.母乳喂养有许多益处。There are many advantages to breast-feeding.主流科学家宣称母乳喂养的婴儿更聪明。Leading scientists claim breast-fed babies are intellectually brighter....
So why is there a little niggle at the back of my mind?那为什么我潜意识里会有一丝不安呢?a niggle of doubt一丝挥之不去的疑虑I don't react anymore when opponents try to niggle me.对手找茬惹我时，我不会再理他们。You tend to niggle at your partner, and get hur...