[井水] well water

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[定數] a fixed number; a quorum; a quota; destiny; fate; a constant; an invariable

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[整數] an integral [a whole] number; an integer

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[正手] the proper move

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[正數] a positive number

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[淨水] clean water

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[渟水] stagnant [standing] water

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[精水] semen; spermatic fluid

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[精粹] pureness; purity

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[精髓] marrow; essence; quintessence; pith; gist; core

[井水] well water

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[定數] a fixed number; a quorum; a quota; destiny; fate; a constant; an invariable

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[整數] an integral [a whole] number; an integer

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[正手] the proper move

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[正數] a positive number

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[淨水] clean water

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[渟水] stagnant [standing] water

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[精水] semen; spermatic fluid

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[精粹] pureness; purity

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[精髓] marrow; essence; quintessence; pith; gist; core