Tracer tools
[计] 追踪工具
🧩 词语组成解析
tracer
['treisə]
n. 追踪者，描图者，（铁笔等）绘图工具;
n. 工具, 工具菜单；工具箱（tool的复数形式）
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
It is not every couple that is a pair.
成双并非皆配偶。
Gandhi hated the custom that had divided Hindu society into separate groups for thousands of years and his goal was to end this.
甘地痛恨那种几千年来把印度社会分成种姓的习惯，而他的目的就是要结束这种局面。