declivity
词根词缀：
acclivity n. 上（行）坡
ac 加强 + cliv 倾斜；斜坡 + ity 具备某种性质，状况 → 上斜坡 → 上〔行〕坡
acclivous adj. 上斜的
ac 表加强 + cliv 倾斜；斜坡 + ous …的 → 上斜的
decline v. 倾斜；衰退
de 向下 + clin 倾斜；斜坡 + e → 向下倾斜 → 衰退
declivity n. 下斜，倾斜
de 向下 + cliv 倾斜；斜坡 + ity 具备某种性质，状况 → 下斜，倾斜
disinclined adj. 不愿的，不喜欢的
dis 不 + inclined 倾向于 → 不愿的，不喜欢的
incline v. 倾斜；倾向
in 使… + clin 倾斜；斜坡 + e → 倾斜；倾向
inclined adj. 倾向于…的
inclin〔e〕倾斜；倾向 + ed 表形容词 → 倾向于…的
proclivity n. 倾向；癖好
pro 向前 + cliv 倾斜；斜坡 + ity 具备某种性质，状况 → 向前斜 → 倾向
recline v. 斜倚，靠；躺
re 回 + clin 倾斜；斜坡 + e → 斜过去 → 斜倚
数据来源：新东方英语词汇速记大全
相关例句：
Recovering her reserve she sat without replying, and thus they reached the summit of another declivity.
她又恢复了她的矜持冷淡，坐在那儿不再搭话，他们就这样一直走到另一个山坡的顶上。
The immense oriented meandering river, along the long axis of the depression and with the gentle declivity and long slope, carried a large amount of mud and sand into the lake basin.
沿盆地长轴方向，在坡降缓、斜坡长的古地形等条件下，源远流长地巨大的定向曲流河携带大量的泥沙进入湖盆，在河湖作用过渡带形成曲流河三角洲沉积体。
A study of test techniques for pile bottom force-bearing layer and pile body declivity
桩底持力层与桩身倾斜度测试方法技术研究
Pay more attention to the effect of pump range on engine and hydraulic system, to increase hydraulic driving vehicle security in declivity and plan the ability of engine and hydraulic system in reason. It also has effect on anti-dragged brake performance.
对提高液压驱动车辆下坡安全性，为液压驱动车辆合理安排发动机和液压系统制动能力，提高反拖制动性能起到积极作用。
The sea declivity was so small, that I walked near a mile before I got to the shore, which I conjectured was about eight o'clock in the evening.
海底的坡度很小，我们向前走了一英里多路，就来到岸上，我想那时大约是晚上8点钟。
CONCLUSION: Treated with manipulation treatment, intervertebral widening of spine, sagittal plane rotation, coronal section declivity are found, intervertebral soft tissue tensions such as muscle, ligament, joint capsule and nerve root are changed, and three dimension of lumbar vertebrae is rectified.
结论：手法治疗可使脊柱椎骨间隙变宽、矢状位旋转、冠状位倾斜，椎间软组织，如肌肉、韧带、关节囊、神经根等张力改变，腰椎三维改变得到纠正。