Music rang out adding to the gaiety and life of the market.音乐响起来了，给市场增添了一份快乐和生机。Her manner professed a gaiety that she did not feel.她的神态显出一种她并未实际感受到的快乐。Smiles, nods, and cheerful faces added to the general gaiety.微笑、点头和喜...
Vitamin B assists in red-blood-cell regeneration.维生素B可以促进红细胞再生。This chemical assists in construction of muscle, bone and other tissues.这种化学物质有助于建造肌肉 、 骨骼和其它组织.The congregation assists at divine service.会众参加圣礼....