Eric can swim one
kilometre.
埃里克能游一公里。
Kilometre is just a unit of length.
公里只是一个长度单位。
His car is 1.3 yuan a
kilometre.
他的车是1.3元钱一公里。
Chinese scientists have also played an active role in global scientific projects such as the International Thermonuclear Experimental Reactor and the Square Kilometre Array.
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