Gb	Eng
狗嗅来嗅去，搜寻踪迹。	The dogs cast about seeking the scent.
老虎的踪迹仅依稀可见.	Only faint traces of the tiger's tracks could be seen.
上周末失踪的登山队至今下落不明，全无踪迹。	All trace has been lost of the climbing team missing since last weekend.