Be of significance for 更多些。 例句：it will be of great significance for health and the environment in europe. The work is of real significance to be accomplished on time (该工作按时完成具有现实的重要意义) = the work is really significance to be accomplished on time. Importance→be important, be of significance→be significant等。 它们之间可以相互转 换， 因此，以上各例句可转换为： 1、they are very helpful to learners of english.
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研究背景与意义英文研究背景及意义英语：research background and significance。 双语例句1.第一章阐述了研究背景及意义，概述了pde图像处理的发展历史及研究现状，给出本文主要工作.
Of + 名词 ＝ 形容词 比如 of great importance = very important 所以这句话把of great significance 改成 very significant 就行了 不能改成that,that必须引导 从句,也就是完整的句子 正确的改法.
