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
How do you stay so young-looking?
你怎样保持如此年轻的？
What will it be after the clear weather?
晴天以后天气会怎么样？
After being absent from the Gables for a week,
一次，姑妈有一个星期没在“山墙庄园”住。