Sprue pin
[机] 分配销
🧩 词语组成解析
n. 浇口, 熔渣, 口炎性腹泻\\n[化] 浇口; 铸口; 流道
pin
[pin]
n. 钉;别针，扣针，饰针;大头针;没价值的东西;
vt. 压住;（用钉等）钉住，钉住，别住，扣住;用障壁等)围住，关住（俚语）抓住;[军]牵制;
adj. 针的;钉的;销的;大头针的;
🗣️ 情景例句
I don't know for sure.
我不太清楚。
I'm not familiar with that part. Let me call someone who is more knowledgeable.
那部分我不熟悉，让我找专业人士来说明。
And, because most books were not printed in Braille.
因为大多数的书本没用布莱叶文印刷。