【不可算名詞】
沈殿物 おり 流送土砂
(用例)You could see the sediment of your green tea after waiting for five minutes.
出典 Marcel Oosterwijk-flickr
Lucy
2
saori
3
Naciti
4
A very clear sediment image:
vimeo video: “Colored sediment: when Stokes Law does not apply” from Matt Kuchta