They are determined to spare no efforts to scale the peaks in science and technology.他们决心全力攀登科技高峰。It is an important moment, crowning the efforts of the Cup organisers...这是个重要时刻，它使得优胜杯赛组织者的努力圆满告捷。He screwed up his first ...
a cow suckling her calves给小牛吃奶的母牛The ancient Greeks sacrificed lambs or calves before engaging in battle.古希腊人在打仗前用羊和小牛作祭品.The colts and calves are gambolling round the stockman.小马驹和小牛犊围着饲养员欢蹦乱跳....