Efficiency of electric energy
[化] 电能效率
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
electric
[i'lektrik]
adj. 电的，带电的;发电的，导电的;令人激动的;电动的;
n. 电动车辆;带电体;
🗣️ 情景例句
Great! Pass me the hammer.
很好！把钉锤给我。
You are useless!
你真没用！
Large groups of Native Americans were forced to move away form their old hunting grounds.
成批成批的美洲土著人被迫从他们原来的狩猎场迁走。