诺仔滴麻麻
He invented earphones which can help to prevent people for myopia.If your eyes is too close to books when you read books or do your homework,the earphone will beep.他发明了可以帮助预防人们近视的耳机。如果当你读书或是做作业时,你的眼睛离书本太近,耳机就会发出蜂鸣声。
龙龙爱龙眼
hello、hi。1,hello用做感叹词的时候,意思是:喂,哈罗;嘿;请注意,行啦行啦。例句:Hello, it's us back again!翻译:喂,是我们回来了!2,hello用做名词的时候,意思是:引人注意的呼唤声;表示问候的叫声;"喂"的叫声。例句:The beeping means a hello message,Let's see. 翻译:这个蜂鸣声表示一个问候消息,让我们看看。3, hello用做动词的时候,意思是:呼唤,招呼;对…说"喂",向…发"喂"声。例句:Hello, who's speaking, please? 翻译:喂,请问你是谁呀?
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