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力点 (lì diǎn) — (physics) the point where force is applied on a lever; (martial arts/acupuncture) pressure point, vital point

Definition

In physics, 力点 is the point on a lever where force is applied (between the fulcrum 支点 and the load 阻力点). Outside physics, it refers to a pressure point on the body in martial arts or acupuncture.

noun
(physics) the point where force is applied on a lever(martial arts/acupuncture) pressure pointvital point
Measure word · 个

Examples

  • ，力点。
    Zài gàng gǎn shàng, lì diǎn wèi yú zhī diǎn hé zǔ lì diǎn zhī jiān.
    On a lever, the force point is located between the fulcrum and the resistance point.
  • 力点，。
    Tā gōng jī duì shǒu de lì diǎn, shǐ qí shī qù píng héng.
    He attacked the opponent's pressure point, causing him to lose balance.
  • 力点。
    Xué wèi àn mó xū yào zhǔn què zhǎo dào lì diǎn.
    Acupressure requires accurately finding the pressure points.

Origin

Compound word
构词法gòucífǎ
偏正piānzhèngModifier + head

The first part narrows down the second: it says what kind of thing the head is.

力lìforce
点diǎnpoint

力 and 点 combine to name the point where force is applied.

Characters in this word

A drawing of the thing itself, worn down over three thousand years into a few strokes.

力 is drawn as either an arm bending out from the side of the body or a wooden plough.

Open 力 →

Most characters — around four in five — are built this way: one part hints at the meaning, the other at the pronunciation.

This origin belongs to the traditional form 點; 点 is its simplified writing.

Meaning part形符xíngfú
黑黑hēiblack
Sound part声符shēngfú
占
占zhàn點diǎn(r)
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

The traditional form 點 pairs 黑 (black) with 占 for its sound; the simplified 点 is a later abbreviation.

Open 点 →
Appears in
Physics & Chemistry

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