Think of a simple object—a piece of chalk, for example.

想象一个简单的物体，例如，一支粉笔。

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The man has me write my name on one shoe with a piece of chalk.

那个男人让我用粉笔把我的名字写在一只鞋上。

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A piece of chalk can be broken.

一根粉笔可以被破坏。

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It's not the most interesting physical object in the world, but it's a whole lot more interesting than a piece of chalk.

它虽不是这个世界上最吸引人的物理对象,但它能干的事比一根粉笔能干的有趣多了

耶鲁公开课 - 死亡课程节选

It can do all sorts of things a piece of chalk can't do.

它能干一堆粉笔干不了的事

耶鲁公开课 - 死亡课程节选

But suppose you are in a train and you're moving past me and you look at this piece of chalk.

但假如你在火车上,从我面前驶过,你看着这支粉笔

耶鲁公开课 - 基础物理课程节选

"This line, " said the policeman, and he proceeded to draw a line with a piece of chalk.

FORBES

Somebody must have been sitting here that afternoon, using a piece of chalk from the cliffs to draw those figures onto the flints.

BBC: England��s ghostly South Downs Way

On the sidewalk during the long vacation months we played a new game called "I Declare War, " using a cheap rubber ball and a piece of chalk.

NPR: Roth Rewrites History with a 'Plot Against America'