| 释义 |
kryptonkryp‧ton /ˈkrɪptɒn $ -tɑːn/ noun [uncountable]   kryptonOrigin: 1800-1900 Greek kryptos ‘hidden’ - A compromise was needed; a mixture of krypton and argon proved suitable.
- A good choice is one of the inert gases; neon, argon, krypton, or xenon.
- For matrix materials like methane, nitrogen, krypton and xenon, this is not too surprising.
- Physical trapping is likely to be about as effective for neon, argon and krypton.
- There are also tiny traces of other noble gases besides argon, namely, neon, krypton, and xenon.
- They are the noble gases: neon, argon, krypton, xenon, and radon.
► Elementsaluminium, nounargon, nounarsenic, nounbarium, nounbase metal, nounbismuth, nouncadmium, nouncaesium, nouncalcium, nouncarbon, nounchlorine, nounchromium, nouncobalt, nouncopper, nounferrous, adjectivegold, noungold, adjectivegolden, adjectivehalogen, nounhydro-, prefixhydrogen, nouniodine, nouniridium, nouniron, nounisotope, nounkrypton, nounlead, nounlithium, nounmagnesium, nounmanganese, nounmercury, nounmolybdenum, nounnickel, nounnitrogen, nounoxygen, nounphosphorus, nounplatinum, nounplutonium, nounpotassium, nounprecious metal, nounradium, nounradon, nounselenium, nounsilicon, nounsilver, nounsilver, adjectivesodium, nounstrontium, nountin, nountin, adjectivetitanium, nountrace element, nountungsten, nounuranium, nounxenon, nounzinc, noun a colourless gas that is found in very small quantities in the air and is used in fluorescent lights and lasers. It is a chemical element: symbol Kr |