println(s.index_of("world")); // 6
There were few fireworks, but six points from six meant “job done” for England in their first two World Cup qualifiers. They might have preferred to score more goals to boost their goal difference, but these victories were essential in England’s quest to top this qualifying group before they face Spain.，详情可参考新收录的资料
Еще два аэропорта на юге России приостановили работуРосавиация: Аэропорты Краснодара и Геленджика приостановили работу，详情可参考新收录的资料
ITmedia �r�W�l�X�I�����C���̍ŐV���������͂�
上游石化厂报价也随即调整，隆众资讯公开可见的企业出厂价信息显示，近期天津石化、福建联合、兰州石化、大庆石化、吉林石化等企业均出现价格调整，其中3月9日，天津石化LLDPE 1820/1875、兰州石化LDPE 2426F一度大幅上调2500元/吨，3月10日又出现回调，前者较前值回调1800元/吨，后者回调2500元/吨。