单词	gradient section
释义	gradient section 坡道段
随便看	reference ground reference group reference groups reference grous reference guide reference height reference helix reference holder reference horizon reference hydrophone reference id reference illuminant reference image reference image height reference image plane reference impedance reference implementation reference implementations reference impulse reference in case of need reference index reference indication reference inductor reference information Reference Information Model 几度春风几度朝昏烟雨几度梦中身几度欲几度欲心碎几度背灯难折几度销凝几度隔山川几度飞花几度饮散歌阕円だて円み円やか円ら円イ円カ円グラフ円スイ円タク円ダテ