actinium-X

常見(jiàn)例句

actinium X
[醫(yī)] 錒X
We use x as the symbol for an unknown quantity.
我們用x表示一個(gè)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(gè)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(bào)》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。