Except on the condition that; except under the circumstances that.
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1. Unless in uniform, he didn't look a policeman. (±×´Â Á¦º¹À» ÀÔÁö ¾ÊÀ¸¸é °æÂû°üÀ¸·Î º¸ÀÌÁö ¾Ê¾Ò´Ù) 2. I will be there unless it rains. (ºñ°¡ ¿ÀÁö ¾Ê´Â ÇÑ °¡°Ú½À´Ï´Ù) 3. You'll miss the bus unless you walk more quickly. (´õ »¡¸® °ÈÁö ¾ÊÀ¸¸é ¹ö½º¸¦ ³õÄ¥¶ó) 4. He never loses his temper unless provoked. (µµ¹ß ¹ÞÁö ¾Ê´Â ÇÑ¿¡´Â ±×´Â ȳ»Áö ¾Ê´Â´Ù) 5. Nothing, unless an echo, was heard. (¸Þ¾Æ¸® ¿Ü¿¡´Â ¾Æ¹«°Íµµ µé¸®Áö ¾Ê¾Ò´Ù)