N-COUNT
				(尤指历史事件)年表
				A timeline is a visual representation of a sequence of events, especially historical events.
例句
						A unique 13,000-word timeline runs through the full-colour volume, detailing events from the Earth's creation to the present day.
						一份独一无二的 13,000 词的年表贯穿彩印卷的始终,详细记述了从地球诞生到今天发生的重大历史事件。