介词短语
中文翻译：直到现在
同义词：
['to the best of my knowledge', 'up until now', 'up to date']
例句：
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1. Up to thepresent, we have not received any official response from the company.
到目前为止，我们还没有收到公司的任何正式回应。
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2. Up to the present, I haven't seen him since he left.
直到现在，我还没见到他。
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3. Up to the present, we have no plans to move out of our current apartment.
直到现在，我们还没有搬出现在的公寓的计划。