《天工开物·上篇·乃粒》
除草的人腰和手会很辛苦，认真分辨稻禾和稗草则要靠人的两只眼睛。
耘者苦在腰手，辨在两眸。
Weeding was hard on the back and hands, and telling the difference between rice seedlings and weeds required keen eyesight.
<s>[INST] Rewrite the following English passage in the style of Classical Chinese: Weeding was hard on the back and hands, and telling the difference between rice seedlings and weeds required keen eyesight. [/INST] 耘者苦在腰手，辨在两眸。</s>
Rewrite the following English passage in the style of Classical Chinese: Weeding was hard on the back and hands, and telling the difference between rice seedlings and weeds required keen eyesight.
user
耘者苦在腰手，辨在两眸。
assistant