electric timerelectrotimer电: electricity定时器: timer; keyer; intervalometer ...光电定时器: photoelectric timer; photolectric timer; phototimer磁性继电定时器: magnetic relay timer自动光电定时器: photoelectric timer下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:电定时器，即可在微信中查询翻译
