undrained lake

例句：

1. 1. Theundrained lake was a haven forwildlife.
   未排水的湖是野生动物的天堂。
2. 2. The undrained lake hadbeen frozen solid for months.
   未排水的湖已经冻了几个月了。
3. 3. Theundrained lake was teeming withlife.
   未排水的湖充满了生命。