Humpgry Davy who developed powerful new electronchemical techniques for breaking down compounds into elements.在这里,techniques和developed是什么意思?

Humpgry Davy who developed powerful new electronchemical techniques for breaking down compounds into elements.在这里,techniques和developed是什么意思? ReMovabie Dev ReMovabie Dev Dev是什么意思 > /dev/$(who |grep $LOGNAME |awk '{print $2}')解释一下这句话什么含义啊,>右边的,重定向到. dev/console,/dev/tty和/dev/null是什么... 请翻译developed的意思,Humphry Davy,who deceloped powerful new electrochemical techniques for breaking down compounds into elements.deceloped和techniques在这里是什么意思? dev什么意思 /dev/zero是什么意思 三坐标dev意思 /dev/zero是什么意思 Google Chrome Dev 3.0.196. why couldn't linda see davy为什么不说成“Why linda couldn't see davy Naked-Dev的中文英文歌词谁知道 dev--c++开头都有什么 What was Davy doing when Linda _____（final) saw him? 当琳达找戴伟时,他在哪儿?Where was davy while linda ( ) ( )( )him. 为什么我用 cat /dev/dsp gt;/dev/dsp 不能发出声音 Dev-C++工程是什么Dev-C++工程是干什么用的?