Subtract adder
[计] 减法加法器, 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;
🗣️ 情景例句
How long will this letter take to get there?
这封信需要多长时间到那儿？
How much does she eat?
她要吃多少？
But this is not a business that can be undertaken in a day or swiftly improvised by a mere command of the will.
但这并非一日之功，也不是单凭意志一蹴而就的事。