Usage note
双表示成对的两个，也常作量词。
shuāng biǎo shì chéng duì de liǎng gè， yě cháng zuò liàng cí。
Pair means two of a set, and it is also used as a measure word.
Context note
双常出现在手、鞋子、眼睛和成对物品里。
shuāng cháng chū xiàn zài shǒu 、 xié zǐ 、 yǎn jīng hé chéng duì wù pǐn lǐ。
Pair often appears with hands, shoes, eyes, and paired objects.
5 examples
我有两双鞋。
wǒ yǒu liǎng shuāng xié。
I have two pairs of shoes.
她有一双大眼睛。
tā yǒu yì shuāng dà yǎn jīng。
She has a pair of big eyes.
双手要干净。
shuāng shǒu yào gān jìng。
Both hands should be clean.
请给我一双筷子。
qǐng gěi wǒ yì shuāng kuài zi。
Please give me a pair of chopsticks.
这双鞋很舒服。
zhè shuāng xié hěn shū fú。
This pair of shoes is comfortable.
5 mini stories
妈妈给我买了一双新鞋。
mā ma gěi wǒ mǎi le yì shuāng xīn xié。
Mom bought me a new pair of shoes.
他有一双很亮的眼睛。
tā yǒu yì shuāng hěn liàng de yǎn jīng。
He has a pair of bright eyes.
我把双手洗干净以后，再去吃饭。
wǒ bǎ shuāng shǒu xǐ gān jìng yǐ hòu， zài qù chī fàn。
After I wash both hands clean, I go eat.
桌上放着一双筷子。
zhuō shàng fàng zhe yì shuāng kuài zi。
There is a pair of chopsticks on the table.
这双鞋很合脚，所以我很喜欢。
zhè shuāng xié hěn hé jiǎo， suǒ yǐ wǒ hěn xǐ huan。
This pair of shoes fits well, so I like it very much.
Mini dialogue
买鞋子
A
妈妈，我想要一双新鞋。
Mā ma, wǒ xiǎng yào yī shuāng xīn xié.
Mom, I want a pair of new shoes.
B
好的，我们看看这双蓝色的吧。
Hǎo de, wǒ men kàn kàn zhè shuāng lán sè de ba.
Okay, let's look at this blue pair.
找袜子
A
我找不到另一只袜子。
Wǒ zhǎo bù dào lìng yī zhī wà zi.
I can't find the other sock.
B
别急，一双袜子应该在一起的。
Bié jí, yī shuāng wà zi yīng gāi zài yī qǐ de.
Don't worry, a pair of socks should be together.
Related words and contrasts
similar
对
duì
a pair; couple
对 is also a measure word for pairs, like 一对鞋子 (a pair of shoes).
opposite
单
dān
single; odd
单 means single or one, the opposite of a pair.