 
							 美 
											['aʊtlaɪn]
										
													美 
											['aʊtlaɪn]
																 
										
							statement of the main facts or points
line(s) showing the shape or outer edge of sth
draw or mark the outer edge of sth
give a short general description of sth
																																	"sketch the outline of the book"
																							"outline his ideas"
																															
																																	"draft a speech"
																															
Mountainous cumulus against which the outlines of buildings took on a curious clarity.
出自: R. Rendell
Melanie..snipped layers into the hair around her face to soften the outline.
出自:Essentials