emu

• 鸸鹋，一种大型不会飞的鸟类，原产于澳大利亚，腿和脖子很长，体型比鸵鸟小。

A noun referring to a large, flightless bird native to Australia, known for its long legs and neck, and smaller size compared to an ostrich.

1. Electromagnetic unitC2formal

   Any of various systems of units used for measuring electricity and magnetism.

   电磁单位

   • The scientist measured the current in emu.
   • The conversion from emu to SI units is complex.
   • The textbook explained the history of the emu system.

2. Large Australian birdA2formal

   A large, flightless bird native to Australia, similar to an ostrich but smaller.

   澳洲大型鸟类

   • The emu is the second-largest living bird by height.
   • We saw an emu running across the outback.
   • Emus are known for their long legs and soft feathers.