qì / tǐng / zài / hǎi / miàn / shàng / kuài / sù / xíng / shǐ / hěn / kuài / jiù / kào / jìn / le / mǎ / tóu汽艇在海面上快速行驶,很快就靠近了码头。The motorboat traveled quickly across the sea and soon approached the pier.