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单词
betaine
释义
betaine
betaine
[ˈbi:təi:n]
n.
【化】
1.
■
甜菜碱, 三甲铵乙内酯
2.
■
内铵盐, 三甲(基)铵内酯(类名)
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down grinding
downgrowth
downhand weld
downhand welding
downhill casting
downhill creep
downhill grade
downhill journey
downhole
downhole engine pump
downhole gas burner
down in [at] the mouth
Downing street
down in the chops
down jacket
downland
down land
down lead impedance
downlight
down line
down market
down market
down-off
down one's alley
down on one's knees to sb.
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更新时间:2026/7/3 19:14:16