1 . 微波的原理
instead of a flame or electric coil generating heat warms food from the outside , the microwavespenetrate food and create heat from within .使用火焰或是以电圈产生热能,原理上是从食物的外头加热,而微波的原理却是穿透食物并且从食物内部产生热能。
2 . 微波炉等
household appliances like blenders and microwavesare used in the kitchen .果汁机、微波炉等是常用的厨房家电用品。
3 . 微波范围
as they drift out of the high-powered radio and microwaves, rainbows disappear .当它们飘出高能无线电波和微波范围时,彩虹消失了。
4 . 微波是
during World War , microwaveswere used in radar systems as a way to detect enemy planes .在第二次世界大战期间,微波是被用在侦测敌机的雷达系统之中。