短语
中文翻译：问候
同义词：
['say hello', 'say hi']
例句：
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1.She gave me a warm smile and said "Hi".
她给我一个温暖的微笑，说“你好”。
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2. When we met at the airport, she gave me the time of day.
我们在机场见面时，她和我打了个招呼。
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3.He gave the time of day to his friends before leaving for work.
他离开工作前，向他的朋友们问好。