短语
中文翻译：Unknown
同义词：
['clear as day', 'crystal-clear', 'sharp as a knife']
例句：
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1. The teacher explained the problem clearly as a bell.
老师清晰地解释了这个问题。
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2. The sunrise was so clear as a bell that it could be seen from far away.
日出如此清晰，以至于从远处都能看见。
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3. The ocean waves were so clear as a bell that they shone like diamonds.
海浪如此清澈，闪烁着钻石般的光泽。