Battery-operated
电池供电的\\n用电池作电源的
🧩 词语组成解析
battery
['bætri]
n. [电]电池，蓄电池;[军]炮台，炮位;一组;[法]殴打;
bat =beat,表示”打,击”#词根助记：bat打击,battery曾经主要表示用来打击目标的大炮
a. 操作的
🗣️ 情景例句
He says I never turn them out when I leave.
他说我离开时从不关灯。
It's impossible. You may notice that the cost of raw materials has gone up in recent years.
不可能，您可能注意到了近年来原材料的价格上涨了。
Such inns as there were generally dirty and flea-ridden;
那里的小客栈一般都很肮脏，而且跳蚤猖獗。