TSUMUGU · TOCFL 1 · 字
輛
ㄌㄧㄤˋ · liàng
measure — for vehicles
字源 FORM — what the parts do
Tliǎng → liàng — only the tone bends
A cart (車) counted by what comes in twos (兩) — its pair of wheels. 兩 alone did the counting first; the cart was written in beside it later. The tone bends from liǎng to liàng: 一輛車、兩輛車.
故事 STORY — a scene to remember it by
路口，孩子數過去的車（車）：兩（兩）個輪一副，一輛，又一輛。
At the crossing the child counts the carts (車) by their paired (兩) wheels — one, then another.
字源記憶法
意 · Meanings
(本義)一輛、兩輛— the measure for vehicles常用
→車輛— vehicles, all together
(本義) original meaning · → ⇒ each arrow = one more step of extension