which is a really good sign that they've accepted me. 这是它们接受我的一个好迹象
Still no sign of rain or females. 依然没有雨水或是雌鸟的影子
The sign of his adulthood. 证明他已经成年
Their lanky legs are a sure sign 高鼻羚羊四肢瘦长
At the first sign of danger 当发现危险信号时
At the first sign of danger, 一有危险迹象
the only visible sign of a vast underground network of fungal filaments. 看不见的地表下还有它的广大的菌丝网络
They've been searching for days without a sign. 这些狼虽觅食多日 但一无所获