单词	三极断电器
释义	三极断电器three-pole circuit breaker
随便看	black mud black mulberry black mulberry (morus nigra black mulberry (morus nigra， linn.) black mullet blackmun, harry andrew blackmur, richard palmer black muslim black muslims black mustard black mustard--brassica nigra koch. black mustard; brassica nigra koch black mustard oil black mustard seed (med.: sinapis nigræ semina) black mustard seed (sinapis nigrae semina) black-naped blue monarch black-naped oriole black-nape snake eel black nationalism black nationalism, black nationalism black nationalist black nationalist,black nationalist black-necked cobra black-necked grebe black-necked stork