TSUMUGU · TOCFL 1 · 字
球
ㄑㄧㄡˊ · qiú
noun — a ball
字源 FORM — what the parts do
Jade (王 — the 玉 that sheds its dot at a character's side) with 求 qiú for sound, exact. First the name of a fine jade; ground round and polished, the name rolled onto every sphere: 皮球、打球、地球.
故事 STORY — a scene to remember it by
玉（王）磨得圓圓的，在掌心裡慢慢轉。
Jade (王) ground round, turning slow in the palm.
字源記憶法
意 · Meanings
(本義)美玉— a fine jade
→球— a ball常用
⇒地球— the earth — the great ball
(本義) original meaning · → ⇒ each arrow = one more step of extension