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

恐怖分子的炸弹穿镇上头攒动的购物中心。

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

像头税一样，递减税占穷收入的比例更大。

He fought for room at the top.

他力争上游(想出头地)。

I'd like to be somebody.

想要出头地。

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

探讨微囊化头皮毛乳头细胞体外培养及异体移植的可行性。