xiān
- earlier
- before
- first
- in advance
- elder generation
- ancestor
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exospherical,
exosplenopexy,
Exosporae,
exosporal,
exospore,
exosporium,
exoste,
Exostema,
exostome,
exostomium,
相似单词
仙台硬质合金,
仙童,
仙王座,
仙翁花,
仙子,
先,
先辈,
先尝,
先成的,
先成现象的,