| 释义 |
Xs and Os idiom(alsoX's and O's ) US the most important facts or ideas or things connected with something, usually used to refer to the systems and plans that help you to be successful in particular sports : It's not the system, it's not the Xs and Os, it's the guys on the field that win football games. These are the Xs and Os of dog training. He studied the playbook for hours and hours during the season trying to understand all the Xs and Os. X's and O's became a shorthand expression to refer to the details of football techniques, play design, and strategy. SMART Vocabulary: related words and phrases Information and messages advance notice advance warning advertisement aide-mémoire ammunition bumper sticker credential flier gory guideline handout info PSA push notification radiogram readout subtlety telemetry the gory detailsidiom the real deal
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