sand
noun uk/sænd/ us/sænd/
B1 [ U ]沙，沙子
a substance that consists of very small grains of rock, found on beaches and in deserts
a grain of sand 一粒沙
The children played all day in/on the sand. 孩子们玩了一整天沙子。
coarse/fine sand 粗／细沙
Mix one part sand to three parts cement. 将一份沙和三份水泥混合。
sands[ plural ] 沙滩，海滩
large flat areas of sand near the sea
miles of golden sands 绵延数英里的金色沙滩
- More examples
- The child was tracing patterns in the sand with a stick.
- Baby Martha was wriggling her toes in the sand.
- I shook the sand out of my towel.
- I like to feel the sand between my toes.
- By midday the sand was too hot to walk on.
Idiom
the sands of time are running outidiom literary saying 时间不多，期限将到（沙漏里的沙要跑完了，比喻做某事剩下的时间不太多了）
used to say that there is not much time left to do something
sand
verb [ T ] uk/sænd/ us/sænd/
（尤指用砂纸）打磨，磨光
to make something smooth by rubbing it with something rough, especially sandpaper (= strong paper with sand attached to it)
Sand the door (down) thoroughly before starting to paint. 刷漆之前要把门彻底打磨光滑。