1.niche n.壁龛；适当的位置

This is a stupa niche from the Sui Dynasty.
你看这是隋代的塔龛。

2.franchise n.特许经销权；选举权

That fast food business have expanded through the sale of franchise.
该快餐店通过出售特许经销权而扩大了生意。

3.nominal a.名义上的；象征性的

He is only the nominal head of the country.
他只是那个国家名义上的元首。

4.dimension n. 尺寸； 次元； 容积

When a dimension's origin is in doubt use the datums specified.
当不能确定尺寸原点时，使用规定的基准。

5.rescue v.营救；援救

He dived from the bridge to rescue the drowning child.
他从桥上跳入水中去抢救那溺水儿童。