n.卷边工具
The cans are passed through a beader, where the walls of the cans have circumferential beads formed in them to give added strength. 罐子通过卷边器在罐壁上加筋以加强罐体的强度。
Imagine the sound of a cello when you say, Beddy bada bida beader budder (Betty bought a bit of better butter) and you'll be close to the native way of saying it. 你会注意到以前学的语法和现在学的口音是完全不同的。
double beader (管子)双重紧端器, (管子)双重卷边器
daoubl beader 双重紧端器, 双重卷边器
grain beader 收割台
