GbEng
二十市斤折合十公斤。 20 jin goes to 10 kilograms.
他体重减了很多, 比以前轻了三公斤. He's lost a lot of weight: he's three kilos lighter than he used to be.
她体重为60公斤. She weighs 60 kilos.
店主给我们的分量不足: 应该10公斤我们只得到7.5公斤. The shopkeeper gave us short weight: we got 7.5 kilos instead of 10 kilos.
一公斤等于一千克。 One kilogram equals 1000 grams.