subnanosecond fluorescence

例句：

1. 1. The subnanosecond laser pulse was used to map the brain's activity.
   使用亚纳秒激光脉冲来映射大脑的活动。
2. 2. The scientist discovered a new way to measure time with subnanosecond precision.
   科学家发现了一种新的方法，可以以亚纳秒的精度测量时间。
3. 3. The research team used subnanosecond lasers to study the structure of matter.
   研究小组使用亚纳秒激光器来研究物质的结构。