气动力 (qì dòng lì) — aerodynamic force

Definition

noun
aerodynamic force

Examples

  • 气动力。
    Fēi jī zài fēi xíng shí shòu dào hěn dà de qì dòng lì.
    The aircraft experiences a large aerodynamic force during flight.
  • 气动力。
    Qì chē shè jì shī xū yào jì suàn qì dòng lì duì yóu hào de yǐng xiǎng.
    Car designers need to calculate the impact of aerodynamic force on fuel consumption.
  • 气动力。
    Zhè zhǒng wài xíng kě yǐ yǒu xiào jiǎn xiǎo qì dòng lì de zǔ lì.
    This shape can effectively reduce the drag from aerodynamic force.

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.

气动pneumatic/aerodynamic
气qìair/gas动dòngmotion/power
偏正Modifier + head
力lìforce

气动 describes motion or force carried by air, 力 names force, together giving aerodynamic force.

Characters in this word

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 氣; 气 is its simplified writing.

Meaning part形符xíngfú
米米mǐrice
Sound part声符shēngfú
气
气qì氣qì
Same sound today

The traditional form 氣 pairs 米 (rice) with 气, which supplies the sound; the simplified 气 is a later abbreviation.

Open 气 →

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 動; 动 is its simplified writing.

Meaning part形符xíngfú
力力lìstrength
Sound part声符shēngfú
重
重zhòng動dòng
Close in sound todayThe sound part was a clue two thousand years ago — it often still helps, but not always.

The traditional form 動 uses 力 (strength) and 重 as a sound part; 重 refers to a heavy bag ready to be moved by a human. This note is about 動, not 动.

Open 动 →

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 →

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