By 1400 BC, the Chinese writing system had become more complex.

到公元前1400年，中国的书写系统变得更加复杂。

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And Chinese writing system is actually difficult even for Chinese people.

即使对中国人来说，汉字书写体系也确实很难。

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And ancient Chinese writing system was word-writing, modern Chinese writing is morphemic.

古代汉字是词文字，现代汉字是语素文字。

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Japan began to adapt the Chinese writing system for its own use around 1, 500 years ago, and it is still something of a mixed blessing.

BBC: The art of Japan