你的意思是？
I. casual [ˈkæʒʊəl] 形
单语范例（未经PONS编辑处理）
At first, progress was slow due to the lack of funding, with most of the work having to be done manually by volunteers.
en.wikipedia.org Cracked games could often be copied manually without any special tools.
en.wikipedia.org The engine should be able to be both electrically and manually started; the tracks should be fully accessible.
en.wikipedia.org Broadcasting seeding is sowing of seeds in the fields manually or by hand.
en.wikipedia.org Cooper rejected the military-issue parachutes initially offered by authorities, demanding instead civilian parachutes with manually operated ripcords.
en.wikipedia.org