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breathing hole 通氣孔。

breathing pipe

They know that a seal swimming under the ice will keep a breathing hole open by its warm breath , so they will wait beside the hole and kill it 他們知道在冰面下面游泳的海豹呼吸的熱氣會使冰面上出現洞口,于是他們就在洞旁守侯并捕殺海豹。

Less reflective than ice , water absorbs more solar rays , speeding the thaw and channeling meltwater into seals ' breathing holes 比冰的反射率小,海水吸收了更多的陽光,加速了融化并使融化后的淡水注入這些通氣孔。

A polar bear may sit for hours at a breathing hole , waiting for a seal to surface 一頭北極熊會在呼吸口邊坐上數個小時等待海豹出來換氣。

Sauna lock , conduit lock & breathing hole series Jms -斜口拉桿

The breathing hole of a snail is just under its shell 蝸牛的呼吸孔就在它的殼下面。