the inward force on a body moving in a curved path around another body
例句
用作名词 (n.)
The centripetal and centrifugal forces acting in opposition to each other keep our planet in her orbit. 向心力和离心力互相对峙的缘故，遂能使行星在轨道上行动。
Large urban areas in the north-east residents gathered centripetal role of the ordinary business of Yansha provided abundant consumer customer groups. 庞大的市区东北部居民聚集区在向心力的作用下，为燕莎的市井商业提供了充沛的消费客户群体。
美
