Tracer
[ 'treisə ]
其它 Other
n. 追踪者，描图者，（铁笔等）绘图工具;
📝 例句
The tracer is distributed in a nearly normal fashion.
示踪剂的分布接近正态分布的样式.
✅ 同义词
📖 牛津释义
tracer
n
1 person or thing that traces 追踪者; 追踪装置; 描摹者; 描摹工具.
2 bullet or shell whose course is made visible by a line of smoke, etc left behind it 曳光弹
[attrib 作定语]
tracer bullets 曳光弹.
3 radioactive substance whose course through the human body, etc can be traced by the radiation it produces, used for investigating a chemical or biological process 示踪物.
🔁 扩展释义
*['treisә]n. 追踪者, 描图者, 描绘工具【计】 跟踪程序【化】 示踪剂【医】 示踪器; 示踪物; 描记器
🏥 医学释义
①示踪器 ②描记器 ③示踪剂
📖 同为「医学」词汇
查看全部医学词汇 ›🗣️ 情景例句
What are you doing, Li Lei?
李垒，你在做什么？
I know! smiled Lucy. They have steps, and they begin with L!
“我知道！”露茜笑着说，“它们有阶梯，并且这个单词是以L开头的！”
You'd better stay in bed till tomorrow. If you're not better by then, I'll take you to see the doctor.
你最好是在床上躺着，一直到明天。如果还不好，我再带你去看医生。