常見例句actinium X [醫(yī)] 錒XWe use x as the symbol for an unknown quantity. 我們用x表示一個未知數(shù)。Ms X has been named for the directorship/named as the new director. 某女士已被提名任董事職務(wù)[任命為新董事]。What does x represent in this equation? 這個方程式中的x代表什么?The Sunday Times ran an article headlined "The X Brothers". 《星期日泰晤士報》登載了一篇標(biāo)題為"X兄弟們"的文章。X rays and antibiotics are adjuvant to surgery. X. 光和抗生素是外科手術(shù)上的輔助醫(yī)療物。 返回 actinium-X