COMB in ADJ
（与名词和动词连用构成形容词）表示“防…的”，“抗…的”
-proof combines with nouns and verbs to form adjectives which indicate that something cannot be damaged or badly affected by the thing or action mentioned.
例句
...a bomb-proof aircraft...
防弹飞机
In a large microwave-proof dish, melt butter for 20 seconds.
让黄油在微波适用的大盘子里熔化20秒钟。