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polytetrafluoroethylene
Polytetrafluoroethylene is a very slippery material.
misery of life start at literacy; ignorance is bliss
He said, 'Misery of life starts at literacy,' and spoke about the hardships of learning.
Simplified Chinese (Chinese written using simplified characters)
I am learning Simplified Chinese.
Traditional Chinese (Chinese written using traditional characters)
I have started learning Traditional Chinese.
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DiQt（ディクト）
無料
★★★★★★★★★★
