沙丘

(and)wander down deserted sowback

走过荒芜的沙丘

还没跟你牵著手 haven't grasp your hand, | 走过荒芜的沙丘 (and)wander down deserted sowback | 可能从此以后学会珍惜 maybe know more about the meaning of cherish from now on

towan

海岸沙丘

tournaisian 土尔内昔阶 | towan 海岸沙丘 | tower karst 老人峰

Traipsed on the deserted sandbank

走过荒芜的沙丘

还没跟你牵著手 Never with you hand in hand | 走过荒芜的沙丘 Traipsed on the deserted sandbank | 可能从此以後学会珍惜 Learning how to cherish

Sand dunes

沙丘

从Furnace Creek到沙丘(Sand Dunes)大约30+ miles,读过尔东和梦绪的游记,出发前特意准备了沙巾, 想着山谷中落日来的早,我们3点钟便来到了Sand Dunes.

parabolic dunes

新月形沙丘

抛物线 parabola? | 新月形沙丘 parabolic dunes? | 次生棕壤 parabraunerde?

moving dunes

怜沙丘

moving average method 移动平均法 | moving dunes 怜沙丘 | muck soil 黑泥土

shield dunes

盾状沙丘

shield 地盾 | shield dunes 盾状沙丘 | shield volcano 盾状火山

transverse dunes

横向沙丘

transversal parallax 横视差 | transverse dunes 横向沙丘 | transverse fault 横推断层

bow-shaped dune

弓形沙丘

bow 弓 | bow-shaped dune 弓形沙丘 | bow-spring compasses 弹簧圆规

dune sand

风积沙,沙丘沙

crushed sand 轧制砂 | disturbance sand 扰动沙 | dune sand 风积沙,沙丘沙

of a composite function：复合函数之导数

Derivative :导数 | of a composite function :复合函数之导数 | of a constant function :常数函数之导数

enriched lake：富营养湖

LRPA Long-Range Patrol Aircraft 远程巡逻飞机 | enriched lake 富营养湖 | bang it about 决胜负 诉诸武力