ratchet (ratch) [i r2t.it ]    (¼øÀ§: 16679 - ´ëÁ¹ ¼öÁØ)  
¶æ ¸í) ¹Ì´ÃÅé´Ï¹ÙÄû; ±òÂßÅé´Ï¹ÙÄû, ¹Ì´Ã, ¹ÙÄû½û±â, Á¦µ¿±â, ²ÙÁØÇÑ »ó½Â
Mean A mechanism consisting of a pawl that engages the sloping teeth of a wheel or bar, permitting motion in one direction only.
¿¹¹® 1. the uptoward ratchet oil prices (²ÙÁØÈ÷ »ó½ÂÇÏ´Â ¿øÀ¯ °¡°Ý)
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