recipient
n.接受者，接收者
the recipient of the Nobel Peace Prize
诺贝尔和平奖得主
reciprocal
a.相互的，互惠的
He spoke of the necessity for a reciprocal relationship that would be useful for all sides.
他谈及需要建立对各方都有益的互惠关系。
set
n.(一)套 a.规定的 vt.放，安装 vi.落山
Mark filled the pan and set it on the stove.
马克把平底锅装满后放到火炉上。
setback
n.挫折，倒退，失败
The team’s hopes of playing in Europe suffered a setback last night.
球队赴欧洲参加比赛的希望昨晚遇到了阻碍。
setting
n.环境，背景，布景;调节，设定的位置
I’ve worked with children in various settings, mainly in secondary school.
我在许多地方教过儿童，主要是在中学。
