精油

jīngyóu
essential oil

CEDICT

essential oil

Wiktionary

具特別香味的天然揮發油，天然存在於植物中，為花香的成分。可作為香水、香油的原料，也供藥用、食料及飲料。如白檀油（採自白檀）、樟腦油（出自樟樹）。

重編國語辭典

Entry Composition

1 精 jīng
  1. essence
  2. extract
  3. vitality
  4. energy
  5. semen
  6. sperm
  7. mythical goblin spirit
  8. highly perfected
  9. elite
  10. the pick of sth
  11. proficient (refined ability)
  12. extremely (fine)
  13. selected rice (archaic)
2 油 yóu
  1. oil
  2. fat
  3. grease
  4. petroleum
  5. to apply tung oil, paint or varnish
  6. oily
  7. greasy
  8. glib
  9. cunning