Jackbit
可拆式钻头, 活钻头, 岩心钻头, 凿岩机钎子, 手持式风钻钎子
🗣️ 情景例句
He actually took me to meet his foreman.
事实上他带着我去见他的工头。
If you're not sure how to do is, ask me.
假如你拿不准怎样做，就来问我好了。
What are these?
这些是什么啊？