试试 HanyuGuide 的主动间隔重复系统。
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worker
to do; to engage in
one's conduct
big; large; great
see 大夫[dài fu]
to have; there is
as (in the capacity of)
because of
there is a great deal of ... (typically followed by a bisyllabic word, as in 大有希望[dà yǒu xī wàng])
