According to Darwin,random changes that enhance a specials'
ability for surviving are naturally selected and pass on to succeeding generations.
1.整句怎么翻译?
2.enhance a specials' ability 这里什么意思的?
3.it is advisable that + should + 原形
这个习惯用法是什么意思?能不能举个例子?
西西 谢谢各位哦!