" Now, this handle here regulates your speed.“ 看着, 这个把手是控制速度的.This valve regulates the flow of water.这个阀门控制着水的流量.This instrument regulates the temperature of the room.这个仪器调节室内温度....
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....