词族 · Niger
词形变化
英语词源
- Niger
- African nation, named for the river Niger, mentioned by that name 1520s (Leo Africanus), probably an alteration (by influence of Latin niger "black") of a local Tuareg name, egereou n-igereouen, from egereou "big river, sea" + n-igereouen, plural of that word. Translated in Arabic as nahr al-anhur "river of rivers."
权威例句
- 1. Aspergillus niger SL - 08 was treated by ultraviolet ( UV ) and nitrosoguanidine ( NTG ).
- 用紫外线 ( UV ) 和亚硝基胍 ( NTG ) 等诱变剂对黑曲霉菌株SL-08进行诱变处理,结果表明:不同的诱变手段在对菌株的致死率和变异幅度上均有差异.
- 2. A paraglider casts a shadow over the dunes of Niger's T é n é r é desert.
- 在尼日尔的泰内雷沙漠中,一张滑翔伞在沙丘上投下了影子.
- 3. Niger's 1999 constitution prohibits any amendment regarding the president's term of office.
- 尼日尔1999年的宪法禁止对有关总统任期的条款进行任何的修正.
- 4. The pathogens causing red gardenia browning and rotting were Aspergillus niger v.
- 引起贮藏期红栀子果实发生褐变腐烂的病原菌为黑曲霉和黄曲霉.
- 5. A city of central Mali near the Niger River northeast of Bamako.
- 马里中部一城市,靠近尼日乐河,位于巴马科东北部.