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单词
proton
释义
pro.ton
H5prEJ7tBn, $5proJ7tB:n
n [C]
a type of elementary particle (= very small piece of matter) which has a positive electrical charge and is found in the NUCLEUS (= central part) of all atoms
质子 ☆ ELECTRON, NEUTRON
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hokey
hokum
hold
hold
hold
hold
hold
hold
hold
hold
hold
hold
hold
hold
hold
hold
holdall
holder
holder
hold forth
holding
holding
hold out
hold out on
hold up
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更新时间:2026/2/27 21:31:44