单词	on/off element
释义	on/off element 断续元件
随便看	chain cable proving house chain cable shackle chain cager chain calculation chain carrier chain carry chain case chaincase chaincases chain cases chain catcher chain-cessation chaincessation chain cessation chain character area chain chart chain chaser chain chaser system chain check stopper chain-chew chain chlorination chain chute chain circle chain circuit chain circuit system 左一说右一问左不是右不得左不是，右不是左传左右为社鼠，用事者为猛狗，则术不行矣左右为难，一筹莫展左右为难，犹豫不定左右为难，进退维谷左右是左右左右是歹带薪带言不语带话带话儿带课带路带身子带轫带轮带钢