English ⇄ Chinese

sand dune
hydraul.	沙土丘
hydroel.st.	沙丘
tech.	沙岗; 流动沙丘; 沙垄; 砂丘
sand dune An accumulation of loose sand heaped up by the wind, commonly found along low-lying seashores above high-tide level, more rarely on the border of large lakes or river valleys, as well as in various desert regions, where there is abundant dry surface sand during some part of the year
environ.	沙丘 (被风堆积的松散的沙的沉积，常在有很高的潮水和地势低洼的海边，很少在大湖边或河流边。同样也在很多沙漠地区，那里有很多多年积累在地表的沙。)
sand dunes
hydraul.	沙丘

sand dune: 59 phrases in 12 subjects

Agriculture	4
Animal husbandry	1
Desert science	27
Ecology	2
Engineering geology	2
Environment	1
Hydroelectric power stations	3
Oil / petroleum	3
Soil science	1
Space	1
Technology	12
United Nations	2