Wheatstone perforator
[电] 惠斯登凿孔机
🧩 词语组成解析
惠特斯通（人名）
perforator
['pɜ:fəreɪtə]
n. 穿孔器，穿孔员;凿孔机;
🗣️ 情景例句
The organization serves major companies in this city.
这个组织为本市各大公司服务。
Her job is beginning to get her down.
她开始对工作感到厌倦了。
A bar of Chocolate.A bottle of milk.A pound of sugar.
一块巧克力、一瓶牛奶、一磅糖、