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  2. /spir
  3. /respiration

respiration

UK/ˌrespəˈreɪʃn/US/.respә'reiʃәn/
IELTSTOEFLGREB2

Definitions

n.

The act or process of breathing.

呼吸(动作或过程)。

n.

(Biology) the chemical process by which cells release energy from food using oxygen.

(生物学)呼吸作用(细胞利用氧气从食物中释放能量的过程)。

Root Breakdown

Root-derived
re-again, back
+
spirbreathe, spirit
+
-ationact, process, state
=respiration

re- (again) + spir (breathe) + -ation (noun) = 'repeated breathing.' It names the in-and-out process itself, and in biology the cellular version: how cells 'breathe' to release energy.

Root spir still carries 34 more words

Common Collocations

  • 1.cellular respiration细胞呼吸
  • 2.aerobic respiration有氧呼吸
  • 3.artificial respiration人工呼吸
  • 4.rate of respiration呼吸频率

Example Sentences

  • 1.

    The nurse checked the patient's respiration and pulse.

  • 2.

    Cellular respiration converts glucose into energy.

  • 3.

    Cold air can slow down respiration in small animals.

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