Cilia are little hairs waving to and fro.
纤毛是来回摆动得细小毛毛。
Roaming to and fro ，without direction .
游来游去，没有方向。
waver v. swing or sway to and fro flutter
摇摆摇晃摇曳
She stood up and began to pace to and fro.
她站起身，开始来回踱步。
The cradle rocked rhythmically to and fro.
摇篮有节奏地摇来摇去。
They were walking to and fro by the bamboo.
它们在竹子旁边不停地走过来走过去。
The boss traversed to and fro in his office.
老板在办公室来回踱步。
So they walked to and fro through the earth.
它们就在全地走遍各处。
The clown is jumping to and fro on the stage.
小丑在舞台上来回地跳。
They travel to and fro between London and Paris.
他们奔走于伦敦和巴黎之间。
He rewarded her with money fro her heroic deeds.
他为她的英雄行为而给她奖金。
To and fro， until the waters were dried up from.
去，直到地上的水都乾了。
Gerhardt roved to and fro like a person in a dream.
葛婆子如同梦中人一般踱来踱去。
The boat was rocking gently to and fro in the water.
小船在水中轻轻地来回摇荡。
Flies were still buzzing to and fro around the room.
苍蝇还在屋子里飞来飞去的。
Do you know that Mr. Johnson was arrested fro bribery
你知道吗 约翰逊先生因受贿被捕了。
The cat made little rushes to and fro after the ball.
猫追着球跑过来跑过去。
He continued to move to and fro over the soft carpet.
他继续在柔软的地毯上来回走动。
Swinging it to and fro creates a cooling breath of air
吊床来回摆动带来阵阵凉风,
Are you still hiring bilingual tour guides fro the Expo
你们是不是仍然为博览会请双语导游呢？
The bus travels to and fro between London and Brighton.
这趟公共汽车来往于伦敦与布赖登之间。
CAD of Electron Gun fro High Power Long Pulsed Klystron
大功率长脉冲速调管电子枪的计算机辅助设计
The station is filled with passengers going to and fro.
车站里全都是来来去去的旅客。
She held the baby in her arms and rocked her to and fro.
她把婴儿抱在怀里来回摇晃。
He rocked a little to and fro, and chewed at his finger.
他轻轻地前后摇摇啃着他的手指。
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