| 单词 | 质量已下降 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔deteriorate〕The air quality has deteriorated these past few days.前几天空气质量已下降。21世纪英汉〔drop ... off〕The quality of work has dropped off since last month.自上月起，工作质量已下降了。21世纪英汉There has been a decline in quality.质量已下降。牛津商务 |
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凡是过去，皆为序章；凡是未来，皆有可期。-「暴风雨」
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