对马北油田各个构造原油样品的生物标志物进行了系统的分析，研究了它们的地球化学特征。
Biomarkers in crude oil samples from every structure of the Mabei oilfield are analyzed and their geochemical characteristics are studied.
在辛辛那提北肯塔基国际机场，迷你马每个月提供两次平静治疗。
At the Cincinnati northern Kentucky international airport, miniature horses deliver a calming force two times a month.
数万大马哈鱼在2002年死于北加利福尼亚洲的克拉马斯河中，当时河水温度对它们而言过高了。
Tens of thousands of salmon died in Northern California's Klamath River in 2002 when the water temperature got to high for them.
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