也许她并不是个胆怯的人, 不过她一直是在保持着警惕.She was no chicken perhaps, but she was on the ball.那些胆怯的狼在黑暗中爬进了客厅.In the darkness the timorous wolves crept into the living - room.给我回来, 你们这一对胆怯的脓包.Come back here, you couple of chicken - live...
He had to repair the wagon, grease the axles.他得去修理大车, 给车轴涂油.The springs are placed between the frame and the wheel axles.弹性元件装在车架和车桥之间.An increasing number of train designs incorporate hollow axles.火车空心轴一体化的数量逐渐递增....