A U.S.-European satellite designed to extend a decades-long measurement of global sea surface heights launched into Earth orbit from California on Saturday.

周六，一颗美欧合作建造的卫星从加州发射进入地球轨道，旨在继续长达数十年的全球海面高度测量工作。

SWOT is designed to measure small differences in surface heights around smaller currents, where much of the oceans' reduction of heat and carbon is believed to happen.

SWOT旨在测量较小洋流周围表面高度的微小差异，据信海洋的大部分热量和碳减少都发生在较小洋流周围。