petrichor

潮土油

发音

UK /ˈpɛt.ɹɪ.kə/
UK /-ˌkɔː/
CA /ˈpɛt.ɹɪˌkɔɹ/
US /ˈpɛt.ɹɪˌkɔɹ/
CA /-kɚ/
US /-kɚ/

释义与例句

n.
  1. 1.

    The distinctive scent, caused by geosmin, which accompanies the first rain after a long, warm, dry spell.

    潮土油

    不可数
  2. 2.

    The yellow organic oil that yields this scent.

    不可数

词源

From petr(o)- + ichor. Coined by Australian scientist Richard Grenfell Thomas in 1964 for the article “Nature of Argillaceous Odour”, co-authored by Isabel Joy Bear and published in the journal Nature.

来源：wiktionary