air renewal
英
美
- air n.空气；天空；空中；感觉；神态；曲调；装腔作势v.晾干；使通风；广播
- renewal n.更新；恢复；革新；复苏；复活
- The diver came up for air again.
潜水员又露出水面换气。
- Like modern whales, Basilosaurus was an air breather and could not have stayed underwater for long periods of time.
和今天的鲸鱼一样，龙王鲸需要换气，不能长时间待在水下。
