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液氮 (yè dàn) — liquid nitrogen

Definition

noun
liquid nitrogen

Examples

  • 液氮。
    Kē xué jiā yòng yè dàn lái bǎo cún shēng wù yàng běn.
    Scientists use liquid nitrogen to preserve biological samples.
  • 液氮，。
    yè dàn De wēn dù jí dī, bù néng zhí jiē yòng shǒu pèng.
    Liquid nitrogen is extremely cold, so you can't touch it directly with your hands.
  • 液氮。
    Zhè jiā gōng chǎng yòng yè dàn lái lěng què jī qì.
    This factory uses liquid nitrogen to cool its machines.

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.

液yèliquid
氮dànnitrogen

液氮 joins 液 (liquid) and 氮 (nitrogen) to mean nitrogen in liquid form.

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.

Meaning part形符xíngfú
氵Written in full as水shuǐwater
Sound part声符shēngfú
夜
夜yè液yè
Same sound today

The left side 氵 is water, and the right side 夜 gives the sound; together they form 液, a liquid, like water.

Open 液 →

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
气气qìgas
Sound part声符shēngfú
淡
淡dàn氮dàn
Same sound today

氮 has 气, meaning gas, and 淡, meaning dilute. 淡 shows how it is pronounced, and 气 shows that it names a gas.

Open 氮 →
Appears in
Materials & SubstancesPhysics & Chemistry

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