“洁净的”用英语怎么说？

他穿着他最干净的便裤，洁净的衬衫和藏青色上装。He wore his cleanest slacks, a clean shirt and a navy blazer.我钻到崭新洁净的被单底下。I slipped between the crisp clean sheets.他用他那块洁净的手帕擦手指.He wiped his fingers on his pristine handkerchief....