Traces of
微量的…,…的痕蹟
🧩 词语组成解析
n. 痕迹；遗迹（trace的复数）
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
The student felt very shy as he stood in front of the class.
那个学生站在大家的跟前时，感到非常难为情。
I'm sorry that you didn't get the job.
很遗憾，你没有得到那份工作。