boat tholepin 船舷孔
rower's tholepin 划桨孔
install tholepin 安装橹孔
wooden tholepin 木制橹栓
metal tholepin 金属橹栓
A: Why does the oar keep slipping out of the boat?
A：为什么桨老是从船上滑出来？
B: It's because the tholepin is loose. You need to tighten it.
B：这是因为橹孔松了。你需要把它拧紧。
1) 航海术语：独木舟侧面的小孔，用于支撑橹或桨。
2) 古英语词汇：指固定船桨的栓或孔。
3) 引申义：任何起类似支撑或固定作用的小部件。
1. 橹孔；桨孔 (n.)
noun
1. A small hole in the side of a boat, such as a canoe, for the handle of an oar or paddle to rest in while rowing.
Synonym: oarlock, rowlock