Perforating adder
[计] 穿孔加法器
🧩 词语组成解析
[计] 穿孔的
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
You're working pretty hard these days.
你这阵子工作得很辛苦呀。
Take time by the forelock.
要抓住时机。
Are you married or single?
你结婚了吗？