He conceals his worries behind a mask of nonchalance.他装作若无其事,借以掩饰内心的不安.Drunkenness reveals what soberness conceals.酒醉吐真言.The apparent simplicity of this concept conceals innumerable snags.这种表面很简单的概念却隐藏着无数的暗礁.He conceals ...
This paper summaries the function and benefits of Yellow River dyke strengthening by desilting.概述黄河放淤固堤的作用及效益评价.The computer prepares summaries of all the calls it receives.计算机能为它接到的全部电话作摘要.Recent progress on asymmetric ...
Perhaps the simplest approach to extracellular digestion is that employed by saprophytes.细胞外消化最简单途径也许是腐生生物所利用的方法.Some extracellular proenzymes may be activated by secreted lysosomal proteinases.有些细胞外酶原能被分泌的溶酶体蛋白酶所激活.Othe...