on-off
(cytology, immunology) A cell associated with the immune response
(cytology) A reproductive cell or gamete of a male, carried in semen, that fertilizes an ovum to produce a zygote.
That is either fully on or fully off, and is used to toggle a status between on and off; as in an on-off switch / That fluctuates between a positive and negative status, as an on-off relationship
osmosis / smell
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DiQt（ディクト）
無料
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