Backward counter
[计] 减法计数器, 反向计数器
🧩 词语组成解析
counter
['kaʊntɚ]
n. 柜台;对立面;计数器;（某些棋盘游戏的）筹码;
adj. 相反的;
vt. 反击，还击;反向移动，对着干;反驳，回答;
vi. 逆向移动，对着干;反驳;
adv. 反方向地;背道而驰地;
count(to count)+er→筹码；柜台；计算器
🗣️ 情景例句
My instructor thought that the beginner's class was too easy for me.
老师认为初级课程对我来说太容易了。
The party is making too much noise.
这次聚会太吵了。
They finally found a small gold coin which was almost worthless.
但最后找到的是一枚几乎一钱不值的小金币。