lacrimal pouch
基本释义
泪骨凹陷
实用场景例句
学术演讲
The fossil record shows marked changes in ancient ecosystems.
化石记录显示出古代生态系统显著的变迁。
The growth of the company has been marked by rapid expansion.
公司的发展以快速扩张为标志。
The transition to renewable energy has been marked by significant challenges.
向可再生能源的转型伴随着重大挑战。
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