Conical dowel pin
[化] 锥形定位销; 锥形定位销钉; 锥形定缝销; 锥形定缝销钉
🧩 词语组成解析
a. 圆锥形的, 圆锥的\\n[计] 圆锥的
n. 销子, 木钉\\nvt. 用暗销接合
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
Yes, let me try. Oh, it's difficult. Will you show me how to do it?
好吧，让我试试吧！哦，真不容易。能教我怎么用吗？
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
No, less than that. One and a half teaspoonfuls, please.
不，再少一些。请放一勺儿半。