a long pole with a flat part at one end that is used for rowing a boat 船桨；桨 
He pulled as hard as he could on the oars. 他拼命地划桨。 We took one oar each and rowed quickly to the shore. 我们每人拿了一支桨，迅速划向岸边。
Homophones oar | or | oreoar or orecompare paddleTopics Transport by waterc2, Sports: water sportsc2- oar noun
We took one oar each and started rowing. 我们每人拿了一把桨，开始划船。
- or conjunction
Do you want cheese or jam in your sandwich? 你的三明治里要奶酪还是果酱？
- ore noun
The country has rich deposits of iron ore. 这个国家有丰富的铁矿储量。
Oxford Collocations Dictionaryverb + oar- take
- pull on
- lock
Word OriginOld English ār, of Germanic origin; related to Danish and Norwegian åre.
Idioms
put/stick your oar in
- (British English, informal)
to give your opinion, advice, etc. without being asked and when it is probably not wanted 多管闲事；横插一杠子 I was getting along very nicely until Patrick stuck his oar in. 在帕特里克插手之前，我一直过得很好。