dǎng quān
- check ring
- retainer ring
- stop collar
- detent ring
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haemochrome,
haemocoel,
haemocoele,
haemoconia,
haemocyanin,
haemocyte,
haemocytes,
haemocytoblast,
haemocytolysis,
haemocytometer,
相似单词
挡泥垂布,
挡泥片,
挡片,
挡墙,
挡球网,
挡圈,
挡热板,
挡水板,
挡土墙,
挡网,