The delicate projections may aid, like snorkels, in respiration.

卵上微小的突起物也许像通气管一样帮助呼吸。

If this is amazing snorkeling, please jam our snorkels with seaweed.

如果是为了享受令人惊叹的潜水，请用海藻塞住潜艇换气装置。

Diving accessories. Snorkels. Safety requirements and test methods.

潜水附件。潜水服进气管。安全性技术要求和检验方法。

Elephants also use their trunks as snorkels when they wade in deep water.

在要趟过深水的时候，大象还会用它的鼻子潜水。

A new rice plant has been developed which grows "snorkels" when exposed to floods.

一种可以在洪水地区像“起重机”一样生长的新水稻被发现。