krypton
美音:
[´krıptɔn
]英音:
[´krıptɔn
]n. 氪
难易程度:
krypton为短语/超纲词汇
词形变化:
简写符号:Kr
krypton
/'krɪptɒn; `krɪp,tɑn/
n [U] chemical element, an inert colourless and odourless gas 氪. =>App
10 见附录10.
krypton
n[U][
Date: 1800-1900;
Language: Greek;Origin: kryptos
'hidden']
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