单词	on-the-ball
释义	on-the-ball na. 机灵
随便看	error in variable bias error-in-variable bias error in variable model error-in-variable model error in variables error in viewing errorious errorist errorists error item error job error journal control error journal output format error jump error latence error latency error law errorless errorless and rippleless errorless and rippleless system errorless learning errorlessly errorlessness errorlevel error limit 芙蓉向脸两边开芙蓉塘外有轻雷芙蓉如面柳如眉芙蓉妖艳芙蓉孔雀夜温温芙蓉小苑入边愁芙蓉帐暖度春宵芙蓉旌旗烟雾落芙蓉步障芙蓉泣露香兰笑修好修宪修容修庙修建修心积德修护修指甲修撰修改