Trim roots and ends from scallions and discard. Wash well, and dry with paper towel. Cut crosswise into 3-inch pieces. Slice pieces lengthwise as thinly as possible.

• 切去大葱的根部。洗净，用纸巾擦干。将大葱斜切成3-英寸长的段。然后将大葱尽可能的切细。