查询词典 protactinium

All are radioactive heavy metals; and only the first four (actinium, thorium, protactinium, and uranium) occur in nature in appreciable quantities. The other 11 are unstable and are produced only artificially.

这些元素都是具有放射性的重金属；仅前四个元素是在自然界中存在的，其余十一个都不稳定且均为人造的。

Anticipate in the color and the noodles up, spread trend according to this year, chose to return protactinium to return true green to be fond of colourful noodles to anticipate;Design in the style up, use to turn province, ground plait, curve to highlight the female's beautiful curve, pass to put together to connect, the dissymmetry, bowknot, satin bring exceedingly fascinating and charming of expressing the modern youth young girl, can then strengthen the function of the clothing by the function of transformation length.

在色彩和面料上，是根据今年流行趋势，选择了返镤归真的绿色迷彩面料；在款式设计上，用转省、碎褶，弧线来凸显女性的曲线美，通过拼接、不对称、蝴蝶结、缎带来表现现代青春少女的风情万种，可以变换长短的功能性则增强了服装的实用性。

Protactinium was radiochemically separated from the irradiated targets.

用放射化学方法从被照射的靶中分离出镤。

I had a lovely dog named PiPi, he was one of my best friends.

我曾经有过一只小狗，它的名字叫皮皮，它很善良，它是我最忠实的朋友。

Newly ovulated mouse oocytes were cultured in the CZB medium supplemented with different concentrations of pyruvate before treated for activation or assayed for MPF activity.

我们猜测卵母细胞在不含丙酮酸的条件下老化的更快，并且卵丘细胞可能通过消耗不含葡萄糖的CZB中的丙酮酸从而促进卵母细胞老化。