- a period of paid leave granted to a university teacher for study or travel, traditionally one year for every seven years worked高校休假期（给予大学教师进行研究或旅行的带薪休假期, 通常每工作七年给予一年的假期）, 高校公休假：
she's away on sabbatical.
她去度公休假了。
1
- of or relating to a sabbatical（与）休假（有关）的, （与）公休（有关）的。
2
- archaic of or appropriate to the Sabbath〈古〉安息日的; 适于安息日的。
词源
late 16th cent.: via late Latin from Greek sabbatikos 'of the sabbath' + -AL.