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初中 Junior Highn. 聊天热线；青少年热线交谈服务
🗣️ 情景例句
If you educate the public about dangerous diseases they can protect themselves, which will help to halt the spread.
如果你能教育公众如何来防治危险疾病，他们就能够保护好他们自己，从而阻止疾病的传播。
Sounds like fun.
听起来很有趣。
It's a friendly competition.
这是一场友谊赛。