英语词汇“black spruce”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	black spruce
释义	black spruce blækspru:s 基本英英近义反义黑云杉 Noun: small spruce of boggy areas of northeastern North America having spreading branches with dense foliage; inferior wood近义词 spruce pine枞松
随便看	commutation signal commutation spark commutation spike commutation strategy commutationswitch commutation switch commutation synchronization commutation system commutation table commutation tables commutation tax commutation test commutation-test commutationticket commutation ticket commutation-ticket commutation tickets commutation time commutation torque ripple Commutation Torque Ripple Reduction commutation torque tipple commutation turnoff commutation turnoffof SCR Commutation Unit commutation voltage