平滑肌 (píng huá jī) — smooth muscle (involuntary muscle found in internal organs)

Definition

noun
smooth muscle (involuntary muscle found in internal organs)

Examples

  • 平滑肌。
    píng huá jī Shì rén tǐ nèi yì zhǒng zhòng yào de jī ròu zǔ zhī.
    Smooth muscle is an important type of muscle tissue in the human body.
  • 平滑肌。
    Yī shēng fā xiàn tā de píng huá jī gōng néng chū xiàn le wèn tí.
    The doctor found a problem with his smooth muscle function.
  • 平滑肌。
    Wèi bì de píng huá jī bāng zhù xiāo huà shí wù.
    The smooth muscle in the stomach wall helps digest food.

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.

平滑smooth
平píngflat滑huásmooth
联合Side by side
肌jīmuscle

平滑 describes a smooth surface and 肌 denotes muscle, together naming smooth muscle.

Characters in this word

Two or more meaningful parts placed together so that their meanings combine into a new one.

The origin is uncertain. One explanation combines 八 (division) and 亏 (exhaled air) to show smooth speech.

Open 平 →

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

Meaning part形符xíngfú
水水shuǐwater
Sound part声符shēngfú
骨
骨gǔ滑huá
The sound has drifted apartThe sound part was a clue two thousand years ago — it often still helps, but not always.

滑 pairs 水 (water) with 骨, which gives the sound.

Open 滑 →

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

Meaning part形符xíngfú
⺼Written in full as肉ròu
Sound part声符shēngfú
几
几jǐ肌jī
Same sound today

In 肌, the left part ⺼ is the flesh form, matching muscle or flesh, while the right part 几 supplies the sound.

Open 肌 →

Browse more HSK 7-9 words or search the full 43,000-word dictionary.