metas信息详情
n.（Meta）人名；（德、俄、罗、塞、葡、意、英）梅塔（女子教名Margaret的昵称）
pref.表示“变化”“变换”之义
fructose metabolism───果糖代谢
forementioned site───前场
imprecation means───恳求的意思
caramel corn───焦糖爆米花
mercurous chlorate───氯酸亚汞
disme coins───卡住
imposture means───冒充手段
inducements defined───定义诱因
mattock of time and space───时间和空间的麻雀
forenamed define───预先定义
RateTiger says the average number of sites that hotels use to distribute product (online travel agencies, metas, affiliate networks) has also increased from eight in 2008 to ten in 2010.───RateTiger表示，平均每家酒店用来分销产品的网站（如在线旅行社、搜索、联盟合作网站）数量从2008年的8个增至2010年的10个。
then, line metas (2-D metas) can be attained by combining any two point metas that satisfy the constraint conditions;───其次，将满足组合条件的点基元进行组合，获得线基元（二维基元）；
Though line and arc separation, sharp angle and arc end judgement, and segmentation of inverted tangency arcs, various basic metas can be well recognized.