| 释义 |
- n.【节】五一(国际)劳动节
- na.五一劳动节；五朔节
- 网络五月天；求救；救难信号
n. SOS,distress signal,emergency call,distress call,call for help 1. | （船只或航空器遇险时用的国际无线电求救信号）an international radio signal used by ships and aircraft needing help when they are in danger |
n. | 1. 【节】五一(国际)劳动节,世界上部分国家的劳动节在五月一日 |
n. | 1. [Events, Festivities, or Holidays]a national holiday in some countries that marks the importance of working people; it is celebrated on May 1st |
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