碎纸机 英文是什麼

Paper shreader machine

paper sheader

上海灵格风英语

三种说法：
shredder/paper shredder
kneader
kneadeing machine

只用shredder就够了

A shredder is a machine which slices paper into very small pieces.
COBUILD大辞典解释

shredder
paper shredder
kneader
kneadeing machine

a shredder

shredder ,