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单词
hempel column
释义
hem·pel column
\ˈhempəl-\
noun
Usage:
usually capitalized H
Etymology:
after Walter
Hempel
died 1916 German chemist
:
a vertical column for fractional distillation filled with glass beads and provided with a side tube for exit of the vapors
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two-eyes
two-faced
two-facedly
two-facedness
two-family house
twofer
two-field
two-fisted
two-fold
twofold
twofold
twofoldness
twofold purchase
twofold tackle
twofold truth
two-foot octave
two-foot pitch
two-foot stop
two-forked
two-forty
two-four
two-four time
two-gun
two-hand
two-handed
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更新时间:2026/9/18 19:51:37