尿道石 meaning in Chinese
urethral cvalculus
urethral stone
Examples
- The levels of vitamins contained in the supplement are usually much higher than the recommended level . side effects may occur with prolonged intake of certain vitamins . for example , liver toxicity may occur with excessive intake of vitamin a . adverse effects from vitamin c supplement can include stomach discomfort and risk of developing kidney and urinary stones
现时市面售卖的维生素补充剂种类繁多，配方及剂量都各有不同，未必人人适用，而且维生素的剂量大多远超过建议的摄取量，长期服用有可能会产生副作用，例如过量服用维生素a补充剂会引致肝中毒，高剂量的维生素c补充剂可能会令肠胃不适，以及增加患肾石及尿道石的机会。