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
He spoke in a German accent.
他说话带有德国腔调。
There's a chance he won't be able to be home for Christmas.
他不能回家过圣诞节有偶然性。
The man went to great lengths to prove that the diamonds were real.
那人竭力想证明那钻石是真货。