Sprue button
[机] 竖浇道棒定位销
🧩 词语组成解析
n. 浇口, 熔渣, 口炎性腹泻\\n[化] 浇口; 铸口; 流道
button
['bʌtn]
n. 按钮，电钮;纽扣，扣子;扣状物;[植]芽;
vt. 用纽扣扣紧;用纽扣装饰，钉钮扣于;在…上装钮扣;
vi. 扣住;装有钮扣;扣上钮扣;
🗣️ 情景例句
Good night.
晚安。
Have you taken a bus?
你坐过汽车吗？
they aroused great interest at the time, they had important theoretical consequences,
这些观察在当时引起了人们极大的兴趣，具有重要的理论意义，