ice-free

ice-free的音标和读音：
DJ音标发音： [ˈaisˈfri:]
KK音标发音： [ˈaɪsˈfri]

ice-free的词性：
adj.（形容词）

1. Free of ice and open to travel or navigation:
不冻的：不结冰的并可向旅游或航行开放的：

an ice-free channel in the river.
河流中不结冰的水道

2. Marked by a lack of obstructive ice:
无冰的：以没有阻碍性冰为特征的：

a three-month ice-free period during the summer.
夏季三个月的无冰期