預熱

预热
yùrè
  1. to preheat
  2. (fig.) to warm up; to prepare for

CEDICT

to preheat; to warm up

Wiktionary

Entry Composition

1 預 yù
  1. to advance
  2. in advance
  3. beforehand
  4. to prepare
2 熱 rè
  1. to warm up
  2. to heat up
  3. hot (of weather)
  4. heat
  5. fervent