1、The chemicals used in the lab were able to decolourize the dye.
实验室使用的化学物质能够使染料脱色。
2、To decolourize a solution, you can add a reducing agent.
要使溶液变无色,可以添加还原剂。
SHOW FULL COLUMNS FROM `tool_word` [ RunTime:0.000974s ]
SELECT `id`,`word`,`british`,`american`,`jbjs`,`wlsy`,`cx`,`lz` FROM `tool_word` WHERE `switch` = 1 AND `id` = 23278 LIMIT 1 [ RunTime:0.001132s ]
UPDATE `tool_word` SET `views` = `views` + 1 WHERE `id` = 23278 [ RunTime:0.003697s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` IN (17102,12871,93387,62408,86800,67176,32964,33382,2782,74672,12381,27837,8411,25601,79827,19374,1629,87823,8689,28185,28990,49422,16444,27224,41961,68094,33852,94363,94310,22929) AND `switch` = 1 ORDER BY `id` DESC [ RunTime:0.018605s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` < 23278 AND `switch` = 1 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001091s ]
SELECT `id`,`word` FROM `tool_word` WHERE `id` > 23278 AND `switch` = 1 ORDER BY `id` LIMIT 1 [ RunTime:0.002147s ]