require of 对…的要求
require for vt.要求,需要
require attention to 要求关注~~~~与pay attention对应
require sth of sb 向某人提出某种要求
require performance of an obligation 【经】 要求履行义务
require equable moderate temperature 要求均恒而适中的温度
require variable declaration 【计】 要求做变量声明
The uncompleted projects cannot drag on and on and require excessive investment. 避免形成倒逼机制、欲罢不能