名词
中文翻译：双音调电话
同义词：
['two-tone phone例句：1. The two-tone diaphone is a popular choice for business calls.（双音调电话是商务通话的热门选择。）2. The new two-tone diaphone has improved sound quality significantly.（这款新的双音调电话在音质上有了显著的提升。）3. The two-tone diaphone is perfect for recording meetings and interviews.（这款双音调电话非常适合录制会议和采访。）']
例句：
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1. The two-tone diaphone is a popular choice for business calls.
双音调电话是商务通话的热门选择。
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2. The new two-tone diaphone has improved sound quality significantly.
这款新的双音调电话在音质上有了显著的提升。
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3. The two-tone diaphone is perfect for recording meetings and interviews.
这款双音调电话非常适合录制会议和采访。