1.
The pendulum swung slowly to and fro.
钟摆在慢慢地来回摆动。
2.
Swinging it to and fro creates a cooling breath of air,
吊床来回摆动带来阵阵凉风，
3.
The speedometer was rocking between sixty and sixty-five.
里程计在60 与65 之间来回摆动。
4.
He caught hold of the eaves and swung dangling about(around, round)
他抓住屋檐悬吊着来回摆动。
5.
He discovered that the rattle came from a hanging oil lamp that was swinging back and forth.
他发现声响来自一盏来回摆动的吊油灯。
6.
The windshield wipers swished back and forth monotonously.
挡风玻璃上的雨刷单调地来回摆动,发出飕飕声。
7.
A body suspended from a fixed support so that it swings freely back and forth under the influence of gravity, commonly used to regulate various devices, especially clocks.
摆在一固定点悬垂的可在重力影响下自由来回摆动的摆体，通常用于调校钟等各种仪器
8.
Then he set the ropes to swing back and forth, like the lamps in the cathedral.
接着，他推动那些绳子，使它们都象教堂里的灯那样来回摆动起来。
9.
The jeep started forward and the wipers began to sing across the screen.
吉普车开始向前行驶，汽车雨刮在挡风玻璃上唰唰地来回摆动。
10.
The climbing perch "walks" by standing up on its fins and moving its tail back and forth .
攀鲈「走路」的方式是以鱼鳍站立，并将尾巴来回摆动。
11.
Back and forth swung the pendulum.
钟摆来来回回地摆动。
12.
To cause to move back and forth rapidly.
摆动使来回迅速移动
13.
To move back and forth or to and fro, especially rhythmically and rapidly.
摆动，振动迅速并有节奏的来回移动
14.
To hang loosely and swing or sway to and fro.
悬荡，垂着摆动松散地悬挂着而且来回摆荡或前后摇摆
15.
The great body of the bridge flooring and the suspenders was swayed to and fro
庞大的桥面躯体和吊杆来回地摆动。
16.
The flower seemed to quiver, and then swayed gently to and fro.
花儿似乎在颤动，接着轻轻地来回摇摆。
17.
To move freely back and forth or up and down in the air, as branches in the wind.
起伏，摆动在空气中来回上下自由摆动，如树枝在风中一般
18.
To swing back and forth with a steady, uninterrupted rhythm.
持续周期性地摆动以稳定的、不间断的节奏来回摇摆