83.经不起推敲 cannot bear closer analysis / cannot hold water 84.提供就业机会 offer job opportunities 85. 社会进步的反映 mirror of social progress 86.毫无疑问 Undoubtedly, / There is no doubt that… 87.增进相互了解 enhance/ promote mutual understanding 88.充分利用 make full use of / take advantage of