塌台 meaning in English

collapse; fall from power

Since these areas were like isolated islands standing out and vulnerable to the enemy ' s attacks , they were the first to suffer terrible and total destruction , with areas where work had been done most satisfactorily suffering the greatest losses
而这些区域又都是一些突出的孤岛，也便利于敌人的打击，所以很快受到严重的摧残而全部塌台，工作最好的地方所受的摧残也最厉害。