pinboard的用法和樣例：
例句
- You can simply type a new note and it will be added to the pinboard.
你可以簡(jiǎn)單地輸入新的便箋并且這些便箋將被添加到面板當中。 - For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.
為了維修方便,許多礦用電氣開(kāi)關(guān)采用插接式結構,以減少對煤礦生產(chǎn)的影響。
