TSUMUGU · TOCFL 1 · 字
請
ㄑㄧㄥˇ · qǐng
verb — to request; please
字源 FORM — what the parts do
Tqīng → qǐng — tone only
Speech (言) with 青 qīng for sound — asking, politely: the word that opens 請問、請坐. The 青 family keeps its sound clean across the set: 請、清、情、晴.
故事 STORY — a scene to remember it by
話（言）出口前先彎個腰——請。
The words (言) bow before they leave — please.
字源記憶法
意 · Meanings
(本義)請求— to request
→請問、請坐— the politeness opener常用
→請客— to host — asking someone to the table
(本義) original meaning · → ⇒ each arrow = one more step of extension