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
How was your flight?
旅途愉快吗？
He sees things. He has gone crazy.
他有幻觉。他疯了。
Which glasses?
哪几只？