required

/ri'kwaiәd/

BNC频率: 3534

现代语料频率: 4463

a. 必需的

v require as useful, just, or proper

v consider obligatory; request and expect

v make someone do something

v have need of

s necessary for relief or supply

s required by rule

原型:require

变形:dp

过去分词:required

过去式:required

request and expect v make someone do something v have need of s necessary for relief or supply s required by rule

今日更新

更新时间：2025-12-05 01:43:31