7. straight feet--that is, straight legs. Not protruding in any
part as the legs of an ox, but straight like a man's
[GROTIUS]. Or, like
solid pillars; not bending, as man's, at the knee. They glided
along, rather than walked. Their movements were all sure, right, and
without effort [KITTO, Cyclopedia].
sole . . . calf's
foot--HENDERSON hence supposes that
"straight feet" implies that they did not project horizontally like men's feet,
but vertically as calves' feet. The solid firmness of the round foot
of a calf seems to be the point of comparison.
colour--the glittering appearance, indicating God's purity.
JFB.
Picture Study Bible