This disease is spread through the agency of insects.

这种疾病是通过昆虫媒介传播的.

Through the agency of relatives he got the position.

通过亲戚的帮助，他得到了那个职位。

He came to the company through the agency of his relative.

他经亲戚的介绍进入这间公司。

Steam engine: Machine that uses steam power to perform mechanical work through the agency of heat (hence a prime mover).

蒸汽机： 利用蒸汽的热能做机械功的机器（因此是原动力）。

Meanwhile, through the agency of Whymper, Napoleon was engaged in complicated negotiations with Frederick and Pilkington.

在这期间，由温普尔牵线，拿破仑正着手与弗雷德里克及皮尔金顿进行一系列繁冗的谈判。

Textile mills or coal mines located in city A customarily obtain unskilled workers (perhaps indirectly through the agency of labor recruiters) from rural areas B and C.

位于A城的纺织厂或者煤矿厂通常从B、C两个农村地区获得不熟练工人（或许间接通过劳务中介结构）。