今天是世界微笑日，你笑了吗？World Smile Day marked in China

World Smile Day is celebrated on May 8 every year.

Pupils(学生们 xuéshēngmen) demonstrate smiley cards(卡片 kǎpiàn) to greet the upcoming World Smile Day at a primary school in Qinhuangdao, north China's Hebei Province, May 7, 2019. [Photo: Xinhua]

Pupils(学生们 xuéshēngmen) demonstrate smiley cards(卡片 kǎpiàn) to greet the upcoming World Smile Day at a primary school in Handan, north China's Hebei Province, May 7, 2019. [Photo: Xinhua]

A kid(孩子 háizi) demonstrates a handmade smiley card(卡片 kǎpiàn) to greet the upcoming World Smile Day at a kindergarten in Zhenjiang, east China's Jiangsu Province, May 7, 2019.[Photo: Xinhua]

Kids demonstrate smiley cards(卡片 kǎpiàn) to greet the upcoming World Smile Day at a kindergarten in Zigui County, central China's Hubei Province, May 7, 2019. [Photo: Xinhua]

Pupils demonstrate smiley cards(卡片 kǎpiàn) to greet the upcoming World Smile Day at a primary school in Handan, north China's Hebei Province, May 7, 2019.[Photo: Xinhua]

Pupils demonstrate smiley cards(卡片 kǎpiàn) to greet the upcoming World Smile Day at a primary school in Handan, north China's Hebei Province, May 7, 2019. [Photo: Xinhua]

各种笑 Types of laughing:

[wéixiào] 微笑 smile
[dà xiào] 大笑 roar
[lěngxiào] 冷笑 sneer; laugh scornfully
[níngxiào] 狞笑 grin hideously
[jiǎ xiào] 假笑 simper
[jīxiào] 讥笑 deride
[cháoxiào] 嘲笑 taunt; laugh at
[kǔxiào] 苦笑 force a smile
[shǎxiào] 傻笑 smirk
[ànxiào] 暗笑 laugh inwardly
[pí xiào ròu bù xiào] 皮笑肉不笑 crafty smile
[qiǎngyán huānxiào] 强颜欢笑 squeeze a smile
[pěngfù dà xiào] 捧腹大笑 guffaw
[hōngtáng dà xiào] 哄堂大笑 explode with laughter
[hāhā dà xiào] 哈哈大笑 laugh heartily
[gēgē de xiào] 咯咯地笑 giggle