请输入您要查询的英文单词：
单词
an hitherto
释义
hitherto
adv
—
迄今
adv
•
到目前为止
adv
an
num
—
一个
num
an
n
—
一项
n
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hydrogenation technology
hydrogen atmosphere
hydrogen atom
hydrogen-based energy
hydrogen bomb
hydrogen bond
hydrogen bonding
hydrogen bonding between
hydrogen bromide
hydrogen carbonate
hydrogen cell
hydrogen chloride
hydrogen concentration
hydrogen consumption
hydrogen-containing
hydrogen content
hydrogen cooled
hydrogen cooled generator
hydrogen cracking
hydrogen cyanide
hydrogen damage
hydrogen development
hydrogen distribution
hydrogen economy
hydrogen embrittlement
英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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更新时间：2026/10/10 5:29:50