| 单词 | 如有需要 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔WORK FOR SB〕At certain stages of a project, most staff members are expected to work additional hours when needed. 一个项目进展到某些阶段，如有需要大部分员工都得加班。朗文写作活用〔desired〕Additional courses may be taken if desired.如有需要可选修额外的课程。柯林斯高阶〔desire〕Additional courses may be taken if desired.如有需要可选修额外的课程。外研社新世纪〔necessary〕We are here to give help and support when necessary.如有需要，我们随时提供帮助和支援。牛津搭配〔require〕Assistance will be provided, if required.如有需要, 可提供帮助。外研社新世纪 |
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