ab
[æb]
abbr. 空军基地(=airman basic)
例句与用法:
The lines AB and CD intersect at E.
直线AB与直线CD相交於E点。
The line AB intersects the line CD at E.
AB and CD intersect at (the point) P.
AB线和CD线在P点相交。
prep.
【拉】从; 自(=from)