枪林弹雨qiāng lín dàn yǔ枪支如林,子弹如雨。形容激战的战场{hail or rain of bullets (‘pikes as dense as trees in a forest, and bullets showering down like rain’); refer to battlefield of a fierce battle}: 他是个老战士,在～中多次立功。{He is a veteran who has performed much meritorious deeds on the raging battlefield.}