| 词汇 | an empty sack cannot stand upright |
| 释义 | an empty sack cannot stand uprightOne must eat in order to carry out one's duties. Have some dinner before you go back to your research. An empty sack cannot stand upright, you know. An empty sack cannot stand upright.Prov. A poor or hungry person cannot function properly. Sit down and have something to eat before you go back to work. An empty sack can't stand upright. |
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