单词	lac wax
释义	lac wax [læk wæks] 紫胶蜡
随便看	feed back current feedback cutter feedback cutter head feedback cycle feedback data feedback decoder feedback decoding feedback degenerative feedback deletion hypothesis feedback design feedback device feedback differentiator feedback diode feed-back diode feedback discipline feedback divider feedback dynamics feedbacked feedback edge set feedback effect feed back effect feed-back element feedback element feedback elements feedback encoding 拉垫背的拉大旗，作虎皮拉大网拉完屎不认账拉完磨杀驴拉家常拉屎不看地方拉屎嗑瓜子儿，收入小，开支大拉屎攥拳头，装凶拉屎攥拳，暗里使劲外行外行星外衣外表外观外角外训外设外访外语