Effective power
[电] 有效功率
🧩 词语组成解析
effective
[ɪ'fɛktɪv]
adj. 有效的;起作用的;实际的，实在的;给人深刻印象;
n. [军]现役兵额，有生力量，精兵;
ef出+fect做，制作 +ive形容词后缀 →做出来的 → 有效的
power
['paʊɚ]
n. [机]动力，功率;力量;政权，权力;强国，大国;
vt. 运转;用发动机发动;使…有力量;
vi. 靠动力行进;快速行进;
adj. 权力的;机械能的，电动的;用电力（或动力）发动的;
🗣️ 情景例句
How wonderful! A boy or a girl?
太好了！ 男孩还是女孩？
How are you going?Are you going by boat?
你怎样去?坐船去吗？
In his youth, his father and grandfather often told him stories about their family history.
年轻时，他的父亲和祖父常常同他说起他们的家史。