Difference counter
[计] 差分计数器
🧩 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
He is liked very much because of his courtesy.
他由于彬彬有礼而颇获好感。
Please call me before you come.
你来之前请打电话。
The machine was used in a cave near the seashore where -- it is said -- pirates used to hide gold.
在靠近海边的一个据说过去海盗常在里面藏金子的岩洞里，这种机器被派上了用场。