Gravity battery
[电] 重力电池组
🧩 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
🗣️ 情景例句
Birds of a feather flock together.
物以类聚。
These buildings are supposed to be earth quakeproof.
这些建筑物是耐震建筑才对。
Has it got anything to do with your present research?
报告跟你目前的研究有关吗？