oar
n
1 long pole with a flat blade, pulled by hand in order to drive a boat through the water 桨. =>illus at row 见row插图.
2 (idm 习语) put/shove/stick one´s `oar in; put/shove/stick in one´s `oar (infml 口) give an opinion, some advice, etc without being asked; interfere 干涉; 干预
I know how to mend a fuse and I don´t need you shoving your oar in! 我知道怎麽弄保险丝, 用不著你管!