This is the 4366th most frequent Korean word.
팔을
"팔을" means "arm" (object marker).
Here, '팔을' (pal-eul) is the object of the verb '들고' (deul-go), meaning 'to raise'. This shows the act of raising one's arms.
팔을 들고 인사해 보세요.
Raise your arms and say hello.
In this sentence, '팔을' is the noun '팔' (pal, meaning arm) with the object particle '을', and it serves as the object of '스트레칭하는' (seuteurichinghaneun), translated to 'to stretch'.
운동할 때 팔을 스트레칭하는 것이 중요합니다.
It is important to stretch your arms during exercise.
Here, '팔을' is the affected part of the body, modified with '다쳐서' (dachyeoseo, meaning 'got hurt'), indicating it as the object of the action in the context.