An alternative approach using pendulums and dashpots is often used.叠代法中往往使用单摆和冲击板.Good clocks have pendulums which are automatically compensated for temperature changes.好钟的钟摆可以自动补偿温度变化.The pendulums of the clocks in thei...
不时检查那匹马的心脏和肺。Every so often the horse's heart and lungs are checked.为安全起见，千万别站在马的正后方。For safety'ssake, never stand directly behind a horse.马的身体构造the anatomy of the horse...
Average earnings for unskilled workers are decreasing now.非熟练工人的平均工资现今正在降低。The unskilled section of the working class was diminishing as a proportion of the workforce.劳动力中非熟练工人的人数正在减少.an unskilled worker非熟练工人Most of thos...
One should adapt oneself to the changed conditions.我们应当使自己适应变化了的情况.Change -- or the ability to adapt oneself to a changing environment - is essential to evolution.应变 —— 使自身适应环境变化的能力,是进化的基本需要....