A 9.1-magnitude earthquake off Sumatra Island triggered that deadly tsunami.

苏门答腊岛的9.1级地震引发致命海啸。

In 2004, a 9.1 magnitude earthquake off Sumatra island in northern Indonesia set off a huge tsunami that struck 14 countries.

2004年，印尼北部苏门答腊岛附近发生的9。1级地震引发巨大海啸，该海啸袭击了14个国家。

And in 2004, a 9.1 magnitude earthquake off Sumatra island in northern Indonesia set off a huge tsunami that struck 14 countries.

2004年，印度尼西亚北部苏门答腊岛附近发生9。1级地震，引发了一场席卷14个国家的巨大海啸。

From the Mekong River in Vietnam, Sumatra Island in Indonesia, Indus Plains in Pakistan, to the hilly valleys in Nigeria, hybrid rice has been promoted and introduced to dozens of countries and regions.

从越南的湄公河、印度尼西亚的苏门答腊岛、巴基斯坦的印度河平原， 到尼日利亚的丘陵山谷，杂交水稻已推广和引种到几十个国家和地区。