A.
1 " role="presentation" style="text-decoration: none; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 1 1 秒很短,所以 1 " role="presentation" style="text-decoration: none; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 1 1 秒表示时刻
B.
12 " role="presentation" style="box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 12 12 秒 80 " role="presentation" style="box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 80 80 是男子 110 " role="presentation" style="box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 110 110 米栏最纪录,这里的 12 " role="presentation" style="box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 12 12 秒 80 " role="presentation" style="box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; font-size: 14px; color: rgb(51, 51, 51); font-family: "Microsoft YaHei", arial, SimSun, sans-serif, tahoma; background-color: rgb(255, 255, 255); position: relative;"> 80 80 是指时间间隔
D.
物体在 5 s " role="presentation" style="word-spacing: normal; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; position: relative;"> 5 s 5 s 内指的是物体在 4 s " role="presentation" style="word-spacing: normal; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; position: relative;"> 4 s 4 s 末到 5 s " role="presentation" style="word-spacing: normal; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; position: relative;"> 5 s 5 s 末这 1 s " role="presentation" style="word-spacing: normal; box-sizing: content-box; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); margin: 0px; padding: 5px 2px; display: inline-block; line-height: 0; overflow-wrap: normal; float: none; direction: ltr; max-width: none; max-height: none; min-width: 0px; min-height: 0px; border: 0px; position: relative;"> 1 s 1 s 的时间间隔