break one's back
[breik wʌnz bæk]

释义

辛勤工作；

英英释义

break one's back

• v.work very hard, like a slave

  同义词：slavebuckle downknuckle down

权威例句

SYSTEM AND METHOD FOR INSERTING BREAK-IN SIGNALS IN COMMUNICATION SYSTEMS
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Particular aspects of one's experiencing are chosen to be reflected back, and shape the experiencing of the person receiving them.
annual general rneeting report to the membership