TSUMUGU · B1 (est.) · 字
鋼
ㄍㄤ · gāng
noun — steel
字源 FORM — what the parts do
Metal (金) refined hard — steel, iron worked until it rings. 岡 gāng carries the sound and a matching sense: a mountain ridge, high and unyielding. The hardness of the ridge sits inside the hardness of the metal. 岡 builds the series 剛 (rigid)、綱 (a guiding rope). From steel: 鋼鐵、鋼筋、鋼琴 (strung with steel wire).
故事 STORY — a scene to remember it by
一塊金（金）煉得像山岡（岡）一樣硬——敲下去，當當地響。
Metal (金) tempered as hard as a ridge (岡) — strike it and it rings.
字源記憶法
意 · Meanings
(本義)鋼、鋼鐵— steel常用
→鋼琴、鋼筆— by extension, things built with steel — piano, pen常用
(本義) original meaning · → ⇒ each arrow = one more step of extension