Bidirectional counter
[计] 双向计数器
🧩 词语组成解析
[计] 双向的
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
It's not as bad as all that.
事情没有那么糟。
Sickness is everyman's master.
英雄只怕病来磨。
'I can't hear a word!' I said angrily.
“我一个字也听不见了！”