1. apply oneself to one's studies (¿¬±¸¿¡ Àü³äÇÏ´Ù) 2. apply force (Æø·ÂÀ» ¾²´Ù) 3. apply steam to navigation (Áõ±â¸¦ Ç×ÇØ¿¡ ÀÀ¿ëÇÏ´Ù) 4. apply a word to an idea different from its ordinary sense (¾î¶² ³¹¸»À» ÀϹÝÀûÀÎ ¶æ°ú ´Ù¸¥ ¶æÀ¸·Î ¾²´Ù) 5. apply a plaster to a wound (»óó¿¡ °í¾àÀ» ¹Ù¸£´Ù)