| 单词 | invigilate |
| 释义 | invigilate —invigilation, n. —invigilator, n. /in vij"euh layt'/, v.i. , invigilated, invigilating. 1. to keep watch. 2. Brit. to keep watch over students at an examination. [1545-55; < L invigilatus (ptp. of invigilare to keep watch, stay up late), equiv. to in- IN-2 + vigila- (s. of vigilare to watch; see VIGIL) + -tus ptp. suffix] |
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