"字书"是个多义词，它可以指字书（词语释义）,字书（书籍）。
n. dictionary ; wordbook ; lexicon
工程字书写技巧 lettering
隐字书 Endymion Spring
汉字书写 writing of Chinese characters ; Chinese character writing ; chinese writing
识字书 Alphabet Books
汉字书法 Chinese Character and Chinese Calligraphy ; chinese character writing ; chinese character calligraphy
以字母拼字、书写 spelling
特指用篆体字书写 write with seal character
图纸上的文字书写 lettering on drawing
文字书写员 letterer
古代字书 ancient lexicon
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