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二次成形凸缘件镦锻机
🗣️ 情景例句
At four o'clock,
四点钟，
For me, studying in another country is very exciting.
对我来说，到国外留学是一件刺激而又有趣的事。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。