Jacknut
起重螺帽(装在气缸体上, 拆卸时用)
🗣️ 情景例句
I had dinner with him Saturday,
星期六我与他一起吃晚餐，
The best teachers of humanity are the lives of great men.
启迪人性最好的导师是伟大人物的生活。
He slept very well for the first two nights,
头两天晚上，他睡得非常好。