She passed the needle through the rough cloth, back and forth.她一针一针地缝那块粗布。The prosecution and defense were bandying accusations back and forth.原告和被告你来我往，互相指责。Dr. Mesibov set forth the basis of his approach to teaching st...
什么时候开始给我的孩子断奶最好？When would be the best time to start weaning my baby?断奶要一步步来。Weaning should be a gradual process.小猪通常在八周时断奶.Traditionally piglets were weaned at eight weeks....
He is not attempting necessarily to reproduce the cadence of speech.他不想刻意重复那种讲话的语调。Local feeling does not necessarily concur with the press.当地人的感受未必与媒体一致。Their success does not necessarily reflect a leftward shift in pol...