英语词汇sea-floor spreading怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sea-floor spreading
释义	sea-floor spreading /ˈsiːflɔː(r)/ noun mass noun Geology the formation of fresh areas of oceanic crust which occurs through the upwelling of magma at mid ocean ridges and its subsequent outward movement on either side 【地质】海底扩展（说）。
随便看	sponge pudding sponger sponge rubber sponge tree spongier spongiest spongiform spongily spongin sponginess spongy sponson sponsor sponsorship spontaneity spontaneous spontaneous combustion spontaneous generation spontaneously spoof spoofer spoofery spook spookily spookiness

英汉双解词典包含131075条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。