Leaven/GRE/Barron

红宝 蓝宝 Barron

leaven

• add leaven to; cause to rise or grow lighter; enliven;
• N: agent, such as yeast, that causes dough to rise (by fermentation); element that lightens or enlivens
  • 例句: As bread dough is leavened, it puffs up, expanding in volume.