线是由动点构成的，如铅笔或笔刷。
Line is the mark made by a moving point, such as a pencil or brush.
我们没有大猩猩的力气，因为我们放弃了动物的力量转而操纵精密仪器，如锤子、长矛，又如后来的钢笔和铅笔。
We don't have the strength of chimpanzees because we've given up animal strength to manipulate subtle instruments, like hammers, spears, and later pens and pencils.
忘记工作或活动所需之物，如玩具、作业、铅笔、书籍等。
Loses things needed for tasks or activities, eg. toys, school assignments, pencils, books.
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