Traceless
a. 无痕迹的, 没留痕迹的\\n[法] 无踪迹的, 无痕迹的
🗣️ 情景例句
Littering is a serious offense in some countries.
乱扔垃圾在某些国家是严重的违法。
You are all skilled and successful salesmen as shown by your records in the field.
从你们在这一领域的业绩来看，你们所有人都是训练有素，事业有成的推销员。
Then he remembered his comrade downstairs.
然后他想起楼下的同志。