色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

transformer

英 [tr?ns'f??m?; trɑ?ns-; -nz-] 美[tr?ns'f?rm?]
  • n. [電] 變壓器;促使變化的人

CET4CET6暢通詞匯

詞態(tài)變化


復(fù)數(shù):?transformers;

中文詞源


transformer 變壓器

來(lái)自 transform,轉(zhuǎn)變,-er,表物。引申詞義變壓器。

英文詞源


transformer (n.)
c. 1600, "one who or that which transforms," agent noun from transform (v.). Meaning "device to reduce electrical currents" is from 1882.

雙語(yǔ)例句


1. He switched off the transformer and the buzzing stopped.
他關(guān)掉變壓器,嗡嗡聲就消失了。

來(lái)自柯林斯例句

2. Keep away from the transformer.
不要靠近那個(gè)變壓器.

來(lái)自《簡(jiǎn)明英漢詞典》

3. We traced the trouble to a faulty transformer.
我們查出故障出在一個(gè)有毛病的變壓器上.

來(lái)自《簡(jiǎn)明英漢詞典》

4. The transformer isolates the transistors with regard to d - c bias voltage .
變壓器可在兩個(gè)晶體管之間隔離直流 偏壓.

來(lái)自辭典例句

5. A step - down transformer has a turns ratio less than 1.
降壓變壓器 的匝數(shù)比小于1.

來(lái)自辭典例句