1.
Back and forth swung the pendulum.
钟摆来来回回地摆动。
2.
Back and forth
来回,往返,来来往往地
3.
Round, round, round and round.
搅啊，搅啊，来回搅。
4.
move about, move back and forth.
走来走去，来回移动。
5.
The wind moved the trees gently back and forth.
风吹来,树来回轻摆。
6.
the chair rocked rhythmically back and forth.
椅子有节奏地来来回回地摇晃。
7.
She was stamping about keeping her feet warm.
为了使脚暖和，她来来回回跺着脚。
8.
You got in/home very late last night.
昨夜你回来[回家]很晚.
9.
-Get back to the ship!-Where are you going? Come back!
-回船上 -你去那里﹖回来！
10.
The echo was returned By the canyon wall.
回声是峡谷壁传回来的
11.
Please carry the books back.
请把书拿回去（或拿回来）。
12.
The cave gives back echoes.
这个山洞把回音传回来。
13.
"Ah, you're back, eh?
“哦，你回来了么？
14.
-They've come back."
姑妈他们回来了。”
15.
"Hey, Ah Duo, come back here.
“喂，多多头！ 回来！
16.
James, welcome back.
詹姆斯，欢迎回来。
17.
"Ah, you're back, Mr. Tseng.
“好了，沧翁回来了。
18.
Well, now that you're here,
嗯，既然你回来了，