一:表示相對,針對
be strange (common, new, familiar, peculiar, distinct, sensitive, immune, vulnerable, indispensable) to
Air is indispensable to life.
Aircrafts are vulnerable to interference caused by radiation.
This injection will make you immune to infection.
二:表示對比,比較
1:以-ior結(jié)尾的形容詞,后接介詞to表示比較,如:superior ,inferior,prior,senior,junior
The quarrel happened prior to my arrival.
2: 一些本身就含有比較或比擬意思的形容詞,如equal,similar,equivalent,analogous
A is similar to B in many ways.
3:表示一些先后順序的形容詞,如:second,subsequent,next,preliminary,preparatory
Subsequent to the war,they returned to their hometown.