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a. 无印痕的, 不留印痕的\\n[计] 无印痕的
✅ 同义词
🗣️ 情景例句
Think globally, act locally.
放眼全球， 从自身做起。
Where there are reeds, there is water.
有芦苇处必有水。
Excuse me. Are you a new student?
请问，你是新同学吗？