英语to,什么时候用to,有什么作用答:be strange (common, new, familiar, peculiar, distinct, sensitive, immune, vulnerable, indispensable) to Aircrafts are vulnerable to interference caused by radiation.二:表示对比,比较 1:以-ior结尾的形容词,后接介词to表示比较,如:superior ,inferior,prior,senior,junior The quarrel ...