| 例句 |
It's such a tiny kitchen that I don't have to do much to keep it clean.厨房这么小，我不必太费力就能让它保持清洁。He's been asked to tell some jokes in his speech but he's got to keep it clean.他被要求在发言中讲些笑话，但是必须说健康的笑话。You may use the book as you like, so long as you keep it clean.你尽管用这本书，只要不把它弄脏就行。Anyone who rents a house is under an obligation to keep it clean and tidy.任何租房者都有责任保持房屋的干净和整洁。 |