第三人称复数：rowlocks
1. 立砌法：round kiln圆窑 | rowlock立砌法 | royal blue宝蓝
2. 竖砌砖：row of piles 桩排 | rowlock 竖砌砖 | rowlock arch 竖砌砌拱
3. 桨叉：rowlock plate 桨叉插板 | rowlock 桨叉 | rows per inch 每英寸排数
4. 桨架：rowing box 滚桶 | rowlock 桨架 | Rowmate 抑草灵
noun
1. a holder attached to the gunwale of a boat that holds the oar in place and acts as a fulcrum for rowing
Synonym: peg pin thole tholepin oarlock