这个国家的首脑经常出现在国际会议上。
zhègè guójiā de shǒunǎo jīngcháng chūxiàn zài guójì huìyì shàng 。
The leader of this country often appears at international conferences.
在危机时刻，首脑的决策非常重要。
zài wēijī shíkè ， shǒunǎo de juécè fēicháng zhòngyào 。
In times of crisis, the decisions made by the leader are very important.
首脑会议的目的是解决全球性问题。
shǒunǎo huìyì de mùdì shì jiějué quánqiú xìng wèntí 。
The purpose of the summit is to solve global issues.