双语例句：
In this example we have assumed a unit price of$ 10.
在这个例子中我们已假定单价为10元。
The cell is the unit of which all living organisms are composed.
细胞是构成一切生物的单位。
The unit is comparatively easy to install and cheap to operate.
这种设备比较容易安装而且用起来便宜。
They quoted us 300 for installing a shower unit.
他们向我们开价300英镑安装淋浴设备。
One unit of alcohol is equal to half a pint of beer.
一单位酒精等于半品脱啤酒。