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
The drama club is putting on a play tomorrow night.
明晚戏剧社要上演一出戏。
The more noble the more humble.
越高贵，越应谦逊。
At that time, however, she was not only the largest ship that had ever been built, but was regarded as unsinkable,
当时，这艘轮船不仅是造船史上建造的最大的一艘船，而且也被认为是不会沉没的。