v. 应用( apply的第三人称单数 ); [apply oneself]使（自己）致力于; [apply oneself]使从事于; 使接触

v put into service; make work or employ for a particular purpose or for its inherent or natural purpose

v be pertinent or relevant or applicable

v ask (for something)

v apply to a surface

v be applicable to; as to an analysis

v give or convey physically

v avail oneself to

v ensure observance of laws and rules;

v refer (a word or name) to a person or thing

v apply oneself to