| 单词 | propolis |
| 释义 | Word Frequency propolis(ˈprɒpəlɪs) noun a greenish-brown resinous aromatic substance collected by bees from the buds of trees for use in the construction of hives Also called: bee glue, hive drossWord origin C17: via Latin from Greek: suburb, bee glue, from pro- before + polis city |
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