v.增加；升高；加强
A weakened immune system does not heighten the risks of catching a cold. 一个弱免疫系统是不会增加感冒的感染可能性的。
The financial management must be strengthened so as to heighten economic profits. 要提高经济效益，必须加强财务管理。
So it is urgent for curriculum reform to reinforce teachers' team building and heighten the integrated quality of teachers. 加强教师队伍建设，提高教师的整体素质，是新课程改革的迫切要求。
heighten的基本意思是“(使)变高”“(使)增大”“(使)加强”,既可用作不及物动词,也可用作及物动词。用作及物动词时,接名词或代词作宾语。
