brown and burn

基本解释

Eat whole grains, like brown rice, and you'll burn lots of calories just digesting them.
喫整個的穀物，例如黑米，衹需消化它們就會燃燒許多卡路裡。
Natural resins are usually transparent or translucent yellow to brown and can melt and burn.
樹脂通常是透明的，或者是半透明的黃色到棕色物，能夠熔化和燃燒。
The pan must not be crowded. Enough air space must be left between each piece of food or it will steam rather than brown, and its juices will escape and burn in the pan.
不能一下子放太多食物到鍋裡，必須在食材間畱出充足的空間，否則就變成蒸而不是煎了，而且食物裡的湯汁也會跑出來，在鍋子裡蒸發掉。