重要
span
/spæn/📚 6472 76 2四级六级考研托福雅思A span is the period of time between two dates or events during which something exists, functions, or happens. (两时间点之间的) 时间段
noun [抽象名词]时间跨度，一段时间；（桥或拱的）墩距，跨距；宽度，翼展；范围，包括的种类；（航海）跨绳；一队人（或动物）；数值范围；一掌的长度
Your concentration span or your attention span is the length of time you are able to concentrate on something or be interested in it. (注意力的) 持续时间
verb [vt. 及物动词]持续，贯穿；包括（广大地区），涵盖（多项内容）；横跨，跨越；张开手覆盖（或环绕）；<南非>给（动物）套上轭
If something spans a long period of time, it lasts throughout that period of time or relates to that whole period of time. 持续
- span 出现在下面的课文中
- Lesson 17 The longest suspension bridge in the world span 名词: 跨度
- Lesson 29 The hovercraft
单词造句:
n. 跨度，跨距；范围
- The arch has a span of 60 meters. （物理的）跨度
- I worked with him over a span of six years. （时间的）跨度
- The project must be completed within a specific time span. 时间跨度