Nipple roll(upper)
[化] 上部压紧胶辊
🧩 词语组成解析
nipple
['nipl]
n. 乳头;<美>（奶品的）橡皮奶头;（枪炮的）火门;[机]喷灯喷嘴，螺纹接套;
🗣️ 情景例句
Richard, how much broccoli do I need for seven people? Richard
七个人吃需要多少花椰菜
A strong grip was necessary to hold onto the large dog.
若要牵住大狗，必须用力握住皮带。
Walt invented the steam engine.
瓦特发明了蒸汽机。