back and forth

英 [bæk ənd fɔːθ]

美 [bæk ənd fɔːrθ]

来回; 往返

TOEFL

英英释义

adv

• moving from one place to another and back again
  1. he traveled back and forth between Los Angeles and New York
  2. the treetops whipped to and fro in a frightening manner
  3. the old man just sat on the porch and rocked back and forth all day
  Synonym:backward and forwardto and fro

双语例句

• We walked back and forth in the park for two hours.
  我们在公园里来来回回地走了2小时。
• After a back and forth, we mentioned the Mandarin name and got on the road.
  这样打了一个回合之后，我们提到了大厦的中文名字，出租车这才顺利地上了路。
• Two boys were in the street, tossing a baseball back and forth.
  两个男孩在街上来来回回地投接棒球。
• The monkey nods his head and moves his mouth back and forth, meaning they were talking.
  猴子点头和移动他的嘴来回，意思是说他们在说话。
• The shuttle flies back and forth on the loom.
  织布机上梭子来回地飞动。
• There is no more switching back and forth between different administrative consoles to manage and configure the system.
  再也不需要在不同的管理控制台之间来回切换，就可以管理和配置系统。
• He paced back and forth
  他来回踱步。
• The hawk flew back and forth a few times, and then alighted among the rocks by the spring.
  这只鹰前前后后飞了好几个来回，然后落在泉水旁边的岩石上。
• I see some people changing back and forth from one and two.
  我看到一些人在一和二之间来回改动。
• She passed the needle through the rough cloth, back and forth
  她一针一针地缝那块粗布。