自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
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.
...a pair of socks.
...trainers that cost up to 90 pounds a pair...
N-COUNT 套，条，把，副（由两个尺寸和形状相同的部分组成的物品，如裤子、剪刀） Some objects that have two main parts of the same size and shape are referred to as a pair, for example a pair of trousers or a pair of scissors .
...a pair of faded jeans.
...a pair of binoculars.
N-SING 一对伴儿；一对夫妻；一对情侣 You can refer to two people as a pair when they are standing or walking together or when they have some kind of relationship with each other.
A pair of teenage boys were smoking cigarettes...
The pair admitted that their three-year-old marriage was going through 'a difficult time'...
VERB 使配对；使配成搭档 If one thing is paired with another, it is put with it or considered with it.
The trainees will then be paired with experienced managers.
PHRASE 可靠的好帮手；可以委托的人 If you say that someone is or has a safe pair of hands, you mean that they are reliable and will not make any serious mistakes.
He has now held five cabinet posts and remains a safe pair of hands.