Commercial cellulase, hemicellulase and pectinase were applied to hydrolyze sugar cane bagasse.应用纤维素酶 、 半纤维素酶和果胶酶水解蔗渣.Reactions with various enzymes showed hemicellulase and pectinase had synergistic effect on improving ...
She unbound her hair and let it flow loose in the wind.她把头发解开，让它随风飘动。She gathered loose soil and let it filter slowly through her fingers.她捧起疏松的泥土，任其缓缓地从指间漏下。A gust of wind pried loose a section of sheet-metal roofing.一阵...
At this moment of success I found only an unreasoning sense of futility.在这一成功的时刻我只感到一阵莫名的枉然。Work is the way that people seek to redeem their lives from futility.工作可以避免人们虚度生命。The sheer futility of it all exasperates her.它...