Water-activated battery
[电] 活水电池
🧩 词语组成解析
water
['wɔtɚ]
n. 水;雨水;海水;海域;
v. 给…浇水;供以水;加水稀释;流泪;
activated
['æktiveitid]
adj. 有活性的;
v. 使活动，起动，触发( activate的过去式和过去分词 );
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
The school has a good reputation.
这所学校名誉很好。
It's difficult to make a decision whithout knowing all the facts.
不了解所有事实而做出决定是困难的。
I got very angry.
我非常生气，