单词	双开小刀
释义	双开小刀1. a penknife
随便看	primary side primary signal primary silver primary site controller primary skarn primary skeleton primary skip zone primary slip system primary sludge primary socialization primary socialization theory primary sodium phosphate primary soil primary sol primary solidarity primary solid solution primary somatosensory area primary somatosensory cortex primary somatosensory cortex (s1) primary somatosensory cortex (s1) primary somatosensory cortex(s1) primary sorbite primary sore primary source primary sources