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O 开头的英语单词(共 89,563 个)
origin location
原点位置
origin marking
[经] 原产地标志
origin moment
原点矩
origin of circular curve
圆曲线起点
origin of coordinate
[化] 坐标原点
origin of coordinates of earth poles
[测] 地极坐标原点
origin of cosmic rays
宇宙线起源
origin of crop
作物起源
origin of earth
[地物] 地球起源
origin of edge
[数] 边的起点
origin of element
元素起源
origin of elements
元素的起源
origin of force
力原点
origin of forest
[古生] 森林起源
origin of goods
货物原产地
origin of grid
方格原点
origin of hills
丘陵的发生
origin of longitude
经度起算点
origin of lunar surface
[天] 月表成因
origin of material
物质起源