| 单词 | be necessary for |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔NEED/NECESSARY〕The doctor says it may be necessary for me to have an operation. 医生说我可能需要动一次手术。朗文写作活用〔baby-sat〕It will be necessary for someone to baby-sit the machine until it is running properly.某人必须修理机器直至它正常运转为止。(或：得找个人把机器修好。)21世纪英汉〔envisage〕It is hard to envisage any circumstance in which it should be necessary for a mother to give birth in prison.很难想象监狱里会具备一个母亲生产所需的任何环境条件。外研社新世纪〔necessary〕It may be necessary for us to sell the house.可能我们得把房子卖掉才行。外研社新世纪〔necessary〕The doctor says it may be necessary for me to have an operation.医生说我可能需要做手术。朗文当代If the country's economic position continues to get worse, it will be necessary for the government to tighten the national purse strings still further.如果这个国家的经济情况继续恶化，政府就有必要缩紧全国的财政开支。剑桥国际 |
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