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[计] 数字输入输出系统
🗣️ 情景例句
Ask me another question.
别问我这个。
You'll get hurt, if you don't watch out.
你不注意的话，就会受伤。
Advertisers discovered years ago that all of us love to get something for nothing.
做广告的人们多年前就发现我们大家都喜欢免费得到东西。