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
This job is killing me.
这活儿都快把我累死了。
This small table is good.
这张小桌很不错。
On Christmas Day, the man still had his right leg in plaster.
圣诞节那天，他的右腿还上着石膏，