Pin number
插脚数；引脚数；管脚号码
🧩 词语组成解析
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
He has no command over himself.
他不能克制自己。
You'll solve the problem if you concentrate upon it.
如果全神贯注，你就会解决这个问题。
All the other girls are Chinese.
其余的女孩是中国人。