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に渡り, に亘り, にわたり
1. throughout, over a period of ..., over a span of ...
在整个过程中,在……期间,在……范围内
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渡り, わたり, ワタリ
1. crossing, passage, transit
2. importing, import
3. wandering, wanderer
4. migration
5. contact, relations, negotiations
6. connection
7. glide
穿越、过境