释义 |
🔑necessarynec·es·sar·y /ˈnɛsəˌsɛri / adjective needed in order to get something or to do something必需的;必要的◆A good diet is necessary for a healthy life.健康的生活必须有良好的饮食。◆Don't spend more than $20 unless it's absolutely necessary.花钱不要超过 20 美元,除非是非买不可。◆It's not necessary for you all to come.你们不必全部都来。 OPP unnecessary |