Trace checker
[计] 跟踪检验程序
🧩 词语组成解析
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
checker
['tʃekə]
n. 方格图案;
vt. 使（某物）呈现方格图案或不同颜色或不同深浅的方格;
🗣️ 情景例句
as well as the younger people of Riverdale.
和年轻人服务。
No. That's nog good either. But give me your number and I'll call you if somebody cancels.
不。也不行。不过请你把电话号码给我，如果友人取消约会，我就打电话通知你。
Both! American spellings are used more and more in Canada now.
两种都用！现在在加拿大人们越来越多的采用美国拼法了。