单词	coversine
释义	co·ver·sine (kō-vûrsīn′) n. See versed cosine.
随便看	iodine iodization iodize iodo- iodoform iodophor iodopsin io moth -ion ion Iona ion channel ion engine Ionesco ion exchange Ionia Ionian Ionian Islands Ionian Sea ionic Ionic ionic bond Ionic order ionic propulsion ionizable

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