Commutating watthour meter
[电] 整流式瓦时计
🧩 词语组成解析
v. 使方向转换, 整流( commutate的现在分词 )
[医]瓦（特小）时
🗣️ 情景例句
He gave them to me to hold on to them
他给我戒指， 要我自己保管，
Good words without deeds are rushes and reeds.
光说好话而不见行动，一文不值。
Although mankind has undergone no general improvement in intelligence or morality, it has made extraordinary progress in the accumulation of knowledge.
虽然人类有智力和道德上没有得到普遍提高，但在知识积累方面却取得了巨大的进步。