单词	jack arch
释义	Jack arch an arch of the thickness of one brick. See also: Jack jack arch flat arch flat arch An arch whose soffit (i.e., lower face) is horizontal. Also called a Dutch arch, French arch, jack arch, or straight arch. ThesaurusSeeflat arch
随便看	donor artificial insemination donor atom donor awareness council donor bone marrow cell donor capacity building fund donor card donor cards donor committee for enterprise development donor conception support group donor conference donor coordination council donor cycle donor-cycle donorcycle donor cycles donor-cycles donorcycles donor deferral donor deferral registry donor democracy and governance group donor-donor energy migration donor egg donor egg program donor embryo donor exclusion criteria

英语词典包含2567994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。