<prompt> Bheka isigaba esingezansi bese uphendula umbuzo emva kwalokho ngolimi olufanayo nesigaba: I-Passage: Eminye imishini yasendulo yokulinganisa isikhathi ihlanganisa iwashi lamakhandlela, elalisetshenziswa eChina lasendulo, eJapane lasendulo, eNgilandi naseMesopotamiya; induku yesikhathi, eyayisetshenziswa kakhulu eNdiya naseTibet, kanye nasezingxenyeni ezithile zeYurophu; newashi lesihlabathi, elalisebenza ngendlela efanayo newashi lamanzi. Iwashi elisebenza ngelanga, elinye iwashi lasekuseni, lincike emathunzini ukuze lithole isikhathi ngosuku olunelanga. Akusizi kangako esimweni sezulu esinamafu noma ebusuku futhi kudinga ukulungiswa kabusha njengoba izinkathi zonyaka zishintsha uma i-gnomon ingalingani ne-axis yomhlaba. Umbuzo: yini eyayisetshenziswa endulo ukuze kutholakale isikhathi?  <response>: iwashi lekhandlela 