单词	aa
释义	aa1 /ˈɑːɑː / noun [mass noun] Geology Basaltic lava forming very rough, jagged masses with a light frothy texture. Often contrasted with pahoehoe.Roads of black ash traverse it, winding through the otherwise untraversable aa.... A serpentine flow meanders through formations of smooth pahoehoe lava and rough aa lava, the same forms common in basalt lavas. Very different from jagged aa, pahoehoe is the other general texture of newly solidified lava. Origin Mid 19th century: from Hawaiian 'a-'a. AA2 /eɪˈeɪ / abbreviation 1Alcoholics Anonymous. 2Anti-aircraft. 3(In the UK and South Africa) Automobile Association.
随便看	nude nudely nudeness nudge nudge bar nudge nudge (wink wink) nudger nudging nudgy nudibranch Nudibranchia nudibranchiate nudie nudification nudified nudish nudism nudist Nuditarian nudity nudjing nudnick nudnik nudum pactum nudzhing

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。