froing

常見例句

• Trucks shuttled to and fro on the high ways.
  車輛在高速公路上穿梭行駛。
• He is walking to and fro in the room.
  他在房間內(nèi)踱來踱去。
• The ship was rolling heavily to and fro.
  那船晃來晃去很不平穩(wěn)。
• The signals go to and fro at a very high but almost constant speed.
  那些信號用非?？斓珟缀醪蛔兊乃俣葋砘貍魉?。
• The cat made little rushes to and fro after the ball.
  貓追著球跑過來跑過去。
• The tall chimney tottered (to and fro) and then collapsed.
  那座高煙囪搖搖晃晃地倒了下來。
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