Reversing the technology to use the lens as a transmitter instead of a receiver would enable aliens to beam massively powerful signals across the galaxy, said Dr Drake.

德雷克博士说，把这项技术反过来，利用透镜作发射器而不是接收器，能使外星人发送大量强劲信号传遍银河系。

youdao

An induction loop is used to power the device and to relay data from the lens to a receiver worn by the patient.

感应圈被用于启动该装置，并用于将镜片里的数据传输到患者配戴的接收器上。

youdao

Linear CCD is used as receiver on behalf of eyes on the basis of originally experimental equipment measuring the focal length of lens.

在原来光具座测量透镜焦距的装置基础上，用CCD代替人眼作接收器时，正确判定焦面是实验的关键。

youdao

An alternative approach is to appeal to the classical Greek philosophy that views kindness through the lens of reason, emphasizing the positive effects acts of kindness have not just on the receiver of kindness but to the giver of kindness as well, not for the salvation of the soul in the afterlife, but in this life.

FORBES: How to Turn Every Corporate Member into a Philanthropist