Do you like green onion in sandwiches?

你喜不喜欢三明治里有绿洋葱？

Google green onion thing!

Google绿色洋葱事！

You need green onion and sauce.

你需要洋葱和酱。

Sprinkle with green onion.

食用时，撒上葱花。

Roast duck is often served with sauce and green onion.

烤鸭一般是和酱和葱一起上的。