Jacknut
起重螺帽(装在气缸体上, 拆卸时用)
🗣️ 情景例句
He's going to be working with you for a while.
他将与你一起工作一段时间。
Where do you live?
你在哪儿住？
the study was known as Project Anehin.
安内英工程"。