effort和efforts的区别,apology和apologies的区别

问题描述:

effort和efforts的区别,apology和apologies的区别

effort一般用在“努力去做”,如“make a good effort 作很大努力”,“make every effort 尽一切努力” efforts一般更强调“努力”本身,如“ 这都是他们做出的努力”、“这里面包含努力、勇气、意志”“All their eff...