He developed his own program in partnership with an American expert.
在一位美国专家的合作下，他开发出了自己的程序。
2.on top of this 除此之外
On top of this, pregnant women may be consuming a similar amount of folic acid from supplement pills.
除此之外，孕妇通过服用补药，每天也可能摄入等量的叶酸。
3.to this end 为了实现上述目标
To this end, particular emphasis would be given the next few years on increasing foreign participation in the institutional investor market.
为此，未来几年我们必须注重加大对境外机构投资者的市场开放力度。
