entries → 沉積
TSUMUGU · TOCFL 7 (est.) · 詞
沉積 word · TOCFL 7 (est.)
沉積 ＝ 沉 ＋ 積
ㄔㄣˊ ㄐㄧ · chénjī
verb — to deposit, to settle out and pile up; noun — sediment

字源 FORM — what the parts do

沉to sink (下沉)chén
積to pile up, accumulate (累積)jī
沉積，下沉的沉，累積的積。

故事 STORY — a scene to remember it by

東西沉（沉）到水底，一年一年積（積）成厚厚一層。
Matter sinks (沉) to the bottom and, year on year, piles up (積) into a thick layer.
記憶法
關 · Related
累積lěijīto accumulate — the same 積沉澱chéndiànto precipitate, settle — the same 沉