1. "At need"(正式用语) -- 含义:在需要的时候,必要时 -- 用法:作状语,表示"当有需要时" -- 特点:更正式,多用于书面语 -- 例句: * The emergency fund is available at need ...(以上内容有节略,please sign in for more)
主题笔记
word-vs-word-cn
【at need】 —in time of need:
They had the support of older men whose experience could be called upon 【at need】 .
【in need】 —requiring help:
Many elderly people who are 【in need】 fail to apply for a supplementary allowance.