this ball pen的意思|示意

This ball pen writes smoothly.

这圆珠笔写起来很流畅。

This ball pen is for Yang Ling. All right.

这支圆珠笔是给杨玲的。

This ball-pen is red.

这支圆珠笔是红色的。

This article presents the structure of ball pen cores and its principle of operation. Some Suggestions are given to improve its qualities.

本文介绍了圆珠笔芯的构造及其工作原理，提出了提高圆珠笔芯质量的某些途径。

This ball pen is for you.

这枝圆珠笔是给你的。

This type of ball pen is used as a knife for cutting paper by teenagers.

这款圆珠笔被青少年当作小刀用来裁纸。