The researchers, led by Martin Reimann, carried out a series of experiments to see if people would choose a smaller meal if it was paired with a non-food item.
2016年12月四级真题(第三套)阅读 Section C
英语六级真题
They are generally more popular than whites and can usually be paired with food more easily.
2018年6月六级真题(第二套)听力 Section A
柯林斯高阶英汉双解学习词典释义
N-COUNT
双;对;副
A pair of things are two things of the same size and shape that are used together or are both part of something, for example shoes, earrings, or parts of the body.