?由于

... on the verge of 接近于，(jie jin yu _)濒于 by virtue of 由于 by the way 顺便提(shun bian ti)一下 ...

?借助

... by the way 趁便说说 by virtue of 借助,因为 by way of 路程经过,路程经过过程...方法 ...

?借助于

... by virtue of 因；靠；由于；借助于 call for 去接人；取(物件)；要求；提倡 call off 宣告终止；取消；(使注意力)转移开；放弃 ...

?因为

... by the way 顺便说一句 by virtue of 因；靠；因为；借助于 call for 去接人；取(物件)；要求；倡导 ...