Adder-subtractor
[计] 加减器
🧩 词语组成解析
adder
['ædə]
n. 加法器，（欧洲产）蝰蛇（小毒蛇），（北美产无毒的）猪鼻蛇;
[计] 减法单元, 减法器, 减数
🗣️ 情景例句
God helps those who help themselves.
天助自助者。
Who is this?I don't recognize your voice.
你是谁?我不认出你的声音。
The pie committee telephoned a local garage owner who arrived in a recovery truck to salvage the pie dish.
馅饼委员会给当地汽车修理库老板打电话，他闻讯后开着一辆急修车前来打捞盘子。