A terrorist bomb ripped through the town’s packed shopping centre.

恐怖分子的炸弹穿过镇上攒动的购物中心。

A regressive tax, like the poll tax, takes proportionately more of a poor person’s income.

像税一样，递减税占穷收入的比例更大。

He fought for room at the top.

他力争上游()。

I'd like to be somebody.

。

Objective:To explore the possibility of cultivation of microencapsulated human hair dermal papilla cells in vitro and xenogeneic model.

探讨微囊化皮毛乳细胞体外培养及异体移植的可行性。