How to write uncommon words and traditional Chinese characters

How to write sparse traditional Chinese characters?

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infrequent

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infrequent

)

What are the sparse traditional Chinese QQ?

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Suffer from hell

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infrequent

)

Sparse pinyin/phonetic symbols

Rare meaning

(1) Original meaning: sparse.

(2) (shape) things appear less.

(3) (shape) contains more water; Thin: ~ release | ~ less.

(4) (form) is used before adjectives such as "rotten, scattered"; Deep meaning: ~ rotten.