A wild duck (Anas platyrhynchos) of which the male has a green head and neck. Most domestic ducks descend from the mallard.
一种野鸭（绿头鸭），其雄鸟具有绿色的头和颈。大部分驯化了的家鸭都是绿头鸭的后裔。
A wild duck(Anas platyrhynchos)of which the male has a green head and neck. Most domestic ducks descend from the mallard .
绿头鸭一种野鸭（绿头鸭），其雄鸟具有绿色的头和颈。大部分驯化了的家鸭都是绿头鸭的后裔。
Stephen Green, head of China Research of Standard Chartered Bank, said the swap deals would help encourage the use of the yuan as the currency of choice for international trade.
渣打银行中国区研究主管王志浩表示，通货互换能够有效促进人民币成为国际贸易货币。
Compact and beautiful dark green, head with small buds and no leafy, no hollow stem, average head weight about 300g, well adapted to spring and autumn cultivation.
球形好，呈半圆球形，花蕾细小，浓绿，无小叶，主茎不易空心，单球重300g左右，适合春、秋季栽培。
Compact and beautiful dark green, head with small buds and no leafy, no hollow stem, average head weight about 300g, well adapted to spring and autumn cultivation.
球形好，呈半圆球形，花蕾细小，浓绿，无小叶，主茎不易空心，单球重300g左右，适合春、秋季栽培。
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