1. 镶板夹杆;桅钉;水下张网的区域：sett piling 打桩 | sett 镶板夹杆;桅钉;水下张网的区域 | setter 安装员
2. 长方形木块/车组/铺路小方石：setstate /设置状态/ | sett /长方形木块/车组/铺路小方石/ | settee /有靠背的长椅/
3. 铺路小方石：setstate 设置状态 | sett 铺路小方石 | sett 长方形木块
4. 车组：sett 长方形木块 | sett 车组 | settee 有靠背的长椅
noun
1. rectangular paving stone with curved top
once used to make roads
Synonym: cobble cobblestone