A-c power
[電] 交流電力
?? 詞語組成解析
power
['pa??]
n. [機]動力，功率;力量;政權，權力;強國，大國;
vt. 運轉(zhuǎn);用發(fā)動機發(fā)動;使…有力量;
vi. 靠動力行進;快速行進;
adj. 權力的;機械能的，電動的;用電力（或動力）發(fā)動的;
??? 情景例句
I've never been more serious.
我從來沒有比現(xiàn)在更認真了。
I considered changing my job,k but in the end I decided not to.
我考慮換個工作，但最后我決定不換了。
Just then, the gaoler appeared with the precious letter in his bands.
這時獄卒上場，手里拿著那封珍貴的信。