mote→非常小的塵埃，想想電影中靜謐的光影畫面，

mote on note或者mote?most，最細(xì)小的塵埃與最大的事物，

一?；覊m可以表達(dá)為a mote of dust 或者a dust mote

dust→dry dirt in the form of powder that covers surfaces inside a building, or very small dry pieces of soil, sand, or other substances.

灰塵；塵土；沙土

ash→the soft grey or black powder that is left after a substance, especially tobacco, coal, or wood, has burned.

（尤指煙草、煤、木頭燃燒后的）灰，灰燼