| 单词 | 师生比 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔ratio〕In 1978 there were 884 students at a lecturer/student ratio of 1:15.1978年有884名学生，师生比为1比15。柯林斯高阶〔ratio〕The school has a very high teacher-student ratio.这所学校的师生比例很高。牛津高阶 |
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