C 公分，厘米　 a unit for measuring length

　centimetre　在美式英语中写作centimeter.

　This is a ruler graduated in both inches and centimetres.　这是一把刻有英寸和公分的尺子。
　This ruler has one scale in centimetres and another in inches.　这把尺子有厘米和英寸两种刻度。
　This ruler has only one scale in centimetres.　这把尺子只有厘米刻度。
　The ruler is 30 centimetres long.　这把尺子有30厘米长。
　Human brains have more than 100 millon cells per cubic centimetre.　人类的大脑一立方厘米有一亿多个细胞。
How many imperial inches are there in one metric centimetre?—Naught point three nine three seven inches.一厘米等于多少英寸?——等于0.397英寸。