A long ruler
长直尺───Long ruler;一把───A handful
a long ruler out of the pencil-box.───从铅笔盒里拿出一把长的尺。
This is a long ruler. That's a short ruler.───这是一把长尺子,那是一把短尺子。
I have a long ruler.───我有一把长尺子。
Pick up the long ruler and put it on the left hand-side of the pencil box.───拿起短尺放进铅笔盒里,拿起长尺放在铅笔盒的左边。
Please bring the long ruler here, and take the short one away.───请拿把长尺子到这儿来,把这把短的带走。
Sure! Then can I change it for your super long ruler?───当然!那我可不可以用这个跟你换你的超长尺?
This is easy enough, but measuring along the coastline requires a very long ruler indeed.