他做了八天实验,发觉把石墨粉末和黏土一起烧,就可奏效。笔芯的硬度还会依石墨和黏土的比例而改变。
After experimenting for eight days, he discovered that firing powdered graphite with clay would work, and the hardness of the pencil lead could be varied by varying the ratio of graphite to clay.
玩橡皮泥或黏土对孩子们有好处,这样可以释放紧张情绪,并制作象征性的物品。
Playing with playdough or clay is good for children to release tension and make symbolic creations.
There are lots of Ancient Near Eastern stories of ; Gods fashioning humans from clay; We have depictions of gods as potters at a potter's wheel just turning out lots of little humans.
也有很多古代近东故事,关于上帝用黏土造人;,我们看来上帝就像转盘旁边的陶艺工匠,造出许多小小的人类。
So this idea that the human being is a mixture of clay, Captures that paradoxical mix of sort of earthly and divine elements, dependence and freedom that marks the human as unique.
这便是人类是黏土混合物,具有世俗和神圣因素的奇特混合,同时具有依赖性和独立性就是人类特别之外。
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