Battery tester
[机] 电池检验器
🧩 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
n. 考试人, 做试验者, 试验装置, 天盖, 华盖\\n[化] 检验器; 试验仪器
🗣️ 情景例句
Life is full of ups and downs.
生活充满起伏。
It's a few minutes after two.
两点过几分。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，