| 单词 | sweat over | 
| 释义 | sweat overphrasal verb  sweat over or sweated over; sweating over; sweats over    informal  1   : to work very hard at (something)  She was sweating over her law books all afternoon. 2   : to feel worried or nervous about (something)  After they took the test, they were sweating over their scores. | 
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