gradient

n degree of slope, as on a road, railway, etc （公路, 铁路等的）坡度, 斜率: a steep gradient 陡峭的坡度 * a hill with a gradient of 1 in 4 (or 25%) 坡度为1:4（或25%）的山岗.

GP, Gp Capt, GPO, GR, grab, grabber, grace, graceful, gracefully, graceless, gracelessly, gracelessness, gracious, graciously, graciousness, gradation, grade, grade crossing, grade school, grade teacher, gradual, gradually, gradualness, graduate, graduated, graduated pension, graduation, Graeco- (also esp US Greco-), graffiti, graft, grail, grain, graininess, grainy, gram, gram (also gramme), grammar, grammar school, grammarian, grammatical,