Perennibranchiate
[醫]鰓常存（兩棲類）, 具恒鰓的
??? 情景例句
It's important for you to keep a cool head at this moment.
這時候保持頭腦冷靜是很重要的。
Behave yourself, or I'll shot.
乖乖聽命，不然我就開槍。
The men got such a fright that they dropped the bag and ran away.
這兩個人嚇了一跳，扔下提包逃跑了。