TSUMUGU · TOCFL 1 · 字
七
ㄑㄧ · qī
num — seven
字源 FORM — what the parts do
七形a cross-cut — one stroke cut through another
One stroke cut across another — the first graph of 切, a cut. Seven borrowed it; to keep it apart from 十, the down-stroke grew a bent tail. 切 took a knife (刀) and carried the cutting on.
故事 STORY — a scene to remember it by
一刀（七）下去，瓜分成兩半。
One cut (七) — and the melon falls into halves.
字源記憶法
意 · Meanings
(假借)七— seven常用
(本義) original meaning · → ⇒ each arrow = one more step of extension