草药的医疗效用the therapeutic properties of herbs这些植物具有药物效用.These plants have medicinal properties.其效用是保证二氧化硫排放在许可排放量所允许的范围之内.A utility can emIt'sO 2 only to the extent permitted by its allowances....
饮食中摄入过量蛋白质可能会加速衰老。Too much protein in the diet may advance the ageing process.他58岁,身体正在迅速衰老。He was 58, and his health was failing rapidly.我们对抗衰老产品应该抱有多少信心?How much faith should we put in anti-ageing products?...
His body slowly undulated in time to the music.他的身体随着音乐的节拍慢慢摆动。The sail undulated gently in the breeze.帆在微风中缓慢地波动.The ripe wheat undulated in the Breeze like the incoming tide.成熟的小麦象潮水般随风起伏....
I trolled along to see Michael Frayn's play, "Noises Off"我慢悠悠地走着去看迈克尔·弗莱恩的戏剧《糊涂戏班》。The pieces he is reading are adapted from the writings of Michael Frayn.他目前阅读的作品改编自迈克尔·弗雷恩的著作。...