Level2??Unit2??Part3
Vocabulary-Measure
A box.
This box has three dimensions: length, width?and?height.
Its length and width are both 1 centimeter.
Its height is one point five centimeters.
A grey ball.
This ball?weighs?one kilogram or 2.2 pounds.
A moving car.
This car's speed is 60 miles?per?hour, or about 97 kilometers an hour.
Two moving cars.
These two cars are moving in the opposite direction.
The red car is going west and the green car is going east.
Two purses.
These two purses look the same, but their cost is quite different.
The purse on the left costs 100 dollars more than the purse on the right.
Dimension:模型，維（空間）
Length:長(zhǎng)
Width:寬
Height:高
Weigh:稱重 v. ????weight:重 n.
