This ruler has one scale in centimeters and another in inches.这把尺有厘米和英寸两种刻度.During that time Pericles was the best - known ruler of Athens.这个时期伯利克利斯是雅典最著名的统治者.The imprecision of the ruler gave him a lot of trouble.尺子的不精确...
The ruler cracked and splintered into pieces.尺子裂开了，碎成了小片。This is a ruler graduated in both inches and centimetres.这是一把刻有英寸和厘米的尺子.Align the ruler and the middle of the paper.使尺子与纸张的中部成一条直线....