make flat 的近义词 18 个

• equalize
• flatten
• equate
• even
• flush
• grade
• lay
• mow
• plane
• press
• roll
• smooth
• smoothen
• straighten
• surface
• even off
• even out
• make equal

make flat 的反义词 8 个

• roughen
• build
• construct
• deceive
• jag
• lie
• rough up
• turn