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单词
boron
释义
boron
[`bȯ´rän]
CHEMISTRY
A chemical element, symbol B, atomic number 5, atomic weight 10.811; it has three valence electrons and is nonmetallic.
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Aegypiinae
Aegyptianella
Aegyptopithecus
aelophilous
Aelosomatidae
aenigmatite
aeolian
aeolotropic
aeolotropy
aeon
Aepophilidae
Aepyornis
Aepyornithidae
Aepyornithiformes
aequorin
aerated concrete
aerated flow
aerating agent
A/E ratio
aeration
aeration cell
aeration tank
aerator
aerenchyma
aerial
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