The combined contraction of the atria and ventricles is a heartbeat.心房和心室的这一系列动作合称为一次心跳.During inhalation, contraction of the intercostal muscles elevates the ribs.吸气时肋间肌收缩,提起肋骨.The surface electromyogram ( EMG ) and int...
肉贩建议先把肉整个儿煮熟，然后再将肥肉切去。Butchers recommend cooking meat with the fat and trimming it away later.两国士兵都用毒品走私贩的贿赂来贴补收入。Soldiers in both countries supplement their incomes with payoffs from drugs exporters.凯文停下来向报贩买了一份晚报.Kevin...
在城市广场上，霓虹灯依次闪烁。In the city squares the neon lights flashed in turn.霓虹灯在渐浓的雾霭中隐约闪烁。Neon lights gleamed in the deepening mists.霓虹灯像灯塔般整夜照耀着.Neon lights beaconed all night long....
在底片上把图像上部的这个不重要的细节涂抹掉.Block out this unimportant detail at the top of your picture.细长的上部结构,带有微缓斜坡接坡,比布置阶梯为优.A slender superstructure was dictated with gently sloping approaches rather than staircases.管子的下部可与上部分开.The lowe...