He put his foot on the bottom rung to keep the ladder steady.

Has anyone rung up?

有什么人打过电话来 吗 ?

Has anyone rung up while I have been out?

我不在家时有人来电话 吗 ?

Having a lesson bell has rung.

上课铃响了.

I was rung up by an old friend this morning.

今天上午有个老朋友给我打电话.

The alarm has rung; therefore, I have to get up right away.

闹钟响了, 所以我得立刻起来.

By June 26, the bell will have rung, and the time for negotiating will have ended.

到6月26日, 钟声会响起来, 和谈判的时间也已经结束了.

He had scarcely ( Scarcely had he ) rung the bell when the door flew open.

他刚摇铃门就开了.

They had rung the sheds of the east and west.

他们在东西部的剪羊毛比赛中获胜.

I first worked with him in 1971 when we were both on the lowest rung of our careers.

我第一次和他共事是在1971年，那时我们的事业都刚刚起步。

Music A pattern or order in which bells are rung.

[音乐]钟乐:钟敲响的方式或顺序.

She has rung home just once.

她只给家里打了一次电话。

Each rung is a letter in a chemical alphabet limited to just four symbols.

其形状为一个双螺旋,象是一个长梯子被拧成了开塞钻似的.

I swung myself onto the ladder and felt for the next rung.

我纵身跳到梯子上，摸索着下一根横档。

To be safe you should go up a ladder one rung at a time.

为安全起见,登梯子时你应该一步一步往上爬.

Using fourth-order Runge-Kutta method for the corresponding input nonlinear systems, and modeling using simulink comparison.

用四阶龙格库塔法求非线性系统的输入相应,同时用simulink建模比较.

Numerical Solution of Higher Order Discontinuous Nonlinear Ordinary Differential Equation System ( Variable Step Length-Runge Extrapolation-Extension Method )

高阶非线性间断常微分方程组的求解 ( 变步长RUNGE外推外延法 )

The characteristic method and the classical Runge-Kutta method were adopted for simulation.

计算方法采用带内插的特征线方法和四阶龙格库塔法.

Hard work and long hours are rungs in the ladder of success.

刻苦努力和孜孜不倦是成功的梯阶.

His promotion has moved him up several rungs on the management ladder.

他获得提升,在管理阶层中提高了好几级.

The individuality of the organism is held in the running sequence of the differing rungs.

每个有机体的特殊性都是由梯上不同横档的排列顺序所决定的.