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单词 methylene
释义 methylene
 /meth"euh leen'/, adj. Chem.
 containing the methylene group.
 [ < F méthylène (coined in 1834), equiv. to Gk méth(y) wine (see MEAD1) + hýl(e) wood + F -ène -ENE, taken to mean "wood-spirits" (vin ou liqueur spiritueuse du bois), though elements of the compound are in the wrong order to give this sense]
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